AN525-416
Washer Head Screw (1/4")Sort by :
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- Mil-Spec Hardware
- Aerospace Fittings
- Elbows (45 and 90)
- AN837 | 45 Deg Flared Tube And Universal Elbow
- AN821 | Flared 90 Deg Elbow Fitting
- AN838 | 90 Deg Tube To Hose Elbow
- AN842 | 90 Deg Pipe To Hose Elbow
- AN844 | 45 Deg Pipe To Hose Elbow
- AN914 | 90 Deg Thread Pipe Elbow
- AN915 | 45 Deg Pipe Elbow
- AN916 | 90 Deg Internal Thread Pipe Elbow
- MS20822 | Flared To Pipe 90 Deg Elbow Fitting
- MS20823 | Flared To Pipe 45 Deg Elbow Fitting
- MS21904 | 90 Deg Flareless Tube Elbow
- MS21907 | 45 Deg Universal Bulkhead Elbow
- MS21908 | 90 Deg Universal Bulkhead Elbow
- Adapters & Bushings
- Tees & Crosses
- Plugs & Caps
- Pipe & Unions
- Inserts & Sleeves
- Couplings & Nuts
- Elbows (45 and 90)
- AN and MS Bolts
- AN3-20 | Aircraft Bolts
- AN21-37 | Clevis Bolts
- AN42-49 | Eye Bolts
- AN173-186 | Close Tol. Bolts
- MS9033 | Twelve Point Machine Bolt
- MS9432 | Chamfered - Cres Tee Head Bolt
- MS9489 | Full Shank Machine - Hexagon Head Bolt
- MS9556 | Extended Washer Head Machine-Double Hexagon Bolt
- MS9565 | Double Hexagon Extended Washer Head Bolt
- MS9696 | Double Hexagon Extended Washer Head Bolt
- MS20004-20024 | Internal Wrenching Bolts
- MS20033-20046 | Machine Hexagon Head Tension Bolt
- MS20073 | Fine Thread Drilled Head Aircraft Machine Bolt
- MS20074 | Drilled Head Aircraft Machine Bolt
- MS21250 | Flanged External Wrenching Steel Tension Bolt
- NAS Bolts
- NAS428 | Adjusting Crowned Hexagon Head Machine Bolt
- NAS624-644 | External Wrenching Twelve Point Alloy Steel Tension Bolt
- NAS1003-1020 | Hexagon Head Machine Bolt
- NAS1202-1210 | 100° Close Tolerance Head And Shank Bolt
- NAS1297 | Shoulder Hexagon Head Bolt
- NAS1578 | Close Tolerance Flat Pan Head Shear Bolt
- NAS1580 | 100° Flush Head Shear Bolt
- NAS1581 | Flush Reduced Head 100° Shear Bolt
- NAS4703-4716 | Close tolerance Head Bolt
- NAS5000-5006 | Close Tolerance Pan Head Bolt
- NAS6203-6220 | Close Tolerance Tension Bolts
- NAS6303-6320 | Short Thread Close Tolerance Hex Head Tension Bolt
- NAS6603-6620 | Close Tolerance Hex Head Tension Bolt
- NAS6703-6720 | Close Tolerance Hex Head Tension Bolt
- NAS7403 | Close Tolerance Flush Head Bolt
- NAS7503 | Close Tolerance Hex Head Bolt
- NAS7700-7706 | Pan Head Close Tolerance Bolt
- NAS8602-8616 | Close Tolerance Shear Bolt
- NAS8702-8716 | Close Tolerance Reduced Head Shear Bolt
- NAS8803A | Titanium Alloy Close Tolerance Bolt
- AN and MS Screws
- Socket Head Screws
- AN565 | Socket Head Set Screw
- MS16995 | Socket Head Cap Screw, Course, CRES
- MS16996 | Socket Head Cap Screw, Fine, CRES
- MS16997 | Socket Head Cap Screw, revised to NAS1352
- MS16998 | Socket Head Cap Screw, Alloy
- MS24673 | Socket Head Cap Screw, Fine, Drilled, CRES
- MS24674 | Socket Head Cap Screw, Course, Drilled, CRES
- MS24677 | Socket Head Cap Screw, Course, Drilled, Alloy
- MS24678 | Socket Head Cap Screw, Fine, Drilled, Alloy
- MS21295 | Socket Head Cap Screw, Self-Locking, CRES
- MS21262 | Socket Head Cap Screw, Self-Locking, Alloy
- Pan & Round Head Screws
- Flat & Truss Head Screws
- Fillister & Washer Head Screws
- Hex Head Screws
- Socket Head Screws
- NAS Screws
- NAS333-340 | Close Tolerance 100° Standard Flush Head Shear Screw
- NAS387 | Recessed Head Machine Screw
- NAS514 | Flat Head Alloy Steel Machine Screw
- NAS517 | Close Tolerance Flat Head Screw
- NAS548 | Hexagon Head Cap Screw
- NAS560 | 100 Degree Flush Head Machine Screw
- NAS600-606 | Full Thread Pan Head Alloy Steel Machine Screw
- NAS617 | Fitting Boss Preformed Packing
- NAS623 | Pan Head Shear Screw
- NAS1096 | Hex Head Recessed Screw
- NAS1100 | Full Thread Pan Head Screw
- NAS1101 | Flat Fillister Head Machine Screw
- NAS1153 | Close Tolerance Machine Screw
- NAS1351 | Socket Head Cap Screw
- NAS1352 | Socket Head Cap Screw
- NAS1623 | Flat Head Short Thread Machine Screw
- NAS1801 | Hex Head Screw
- NAS1802 | Hexagon Head Screw
- AN & MS Nuts
- AN315 | Plain Hexagon Airframe Nut
- AN310 | Airframe Castellated Plain Nut
- MS14144 | Castellated Lightweight Nut
- AN316 | Hexagon Nut
- MS14145 | Lightweight Castellated Nut
- AN320 | Shear Castellated Plain Nut
- MS17825 | Castellated Hexagon Nut Insert
- MS20500 | Hexagon Self Locking Nut
- AN121501-121525 | Plain-Hexagon Nut
- MS21025 | Hexagon Castellated Nut
- MS21042 | Reduced Height Hexagon Nut
- MS21045 | Regular Height Hexagon Nut
- MS21046 | Regular Height Hexagon Nut
- MS21043 | Reduced Height Hexagon Nut
- MS21044 | Regular Height Hexagon Nut
- MS21047-MS21052 | Low Height One Lug Steel Plate Nut
- MS21055 | Low Height Steel Nut
- MS21056 | Low Height Nut Plate
- MS21059 | Low Height Two Lug Steel Plate Nut
- MS21060 | Two Lug Nut Plate
- MS21061 Low Height One Lug Steel Plate Nut
- MS21062 | One Lug Nut Plate
- MS21063 | Low Height Steel Nut
- MS21075 | Low Height Two Lug Steel Plate Nut
- MS21076 | Two Lug Nut Plate
- MS21078 | Two Lug Steel Plate Nut Insert
- MS21080 | One Lug Steel Plate Insert Nut
- MS25082 | Electrical-Thin Hexagon Plain Nut
- MS21081 | Steel Plate Insert Nut
- MS21086 | Reduced Rivet Spacing Nut
- MS21245 | Thin Hexagon Self-Locking Nut
- MS35649 | Plain Hexagon Machine Screw Nut
- MS35650 | Machine Screw Hexagon Nut
- NAS Nuts
- NAS509 | Drilled And Undrilled Jam Nut
- NAS1291 Light Weight Low Height Hexagon Nut
- NAS1022 | Low Strength Low Height Hexagon Nut
- NAS679 | Low Height Hexagon Nut
- NAS1423 | Drilled Jam Nut
- NAS1473 | Floating Two Lug Cap Nut
- NAS1474 | Two Lug Nut Plate
- NAS1791 | Two Lug Plate Self-Locking Plate Nut
- NAS1804 | Double Hexagon Extended Washer Nut
- NAS1805 | Double Hexagon Extended Washer Nut
- NAS1870 | Two Lug Plate Self-Locking Nut
- AN & MS Washers
- AN970 | Wide Area Washer
- AN960 | Airframe Washer
- MS9549 | Flat Washer
- MS15795 | General Purpose Round Metal Flat Washer
- MS20002 | High Strength Washer
- MS21206C | Countersunk And Plain Washer
- MS21299 | Countersunk And Plain Washer
- MS28777 | Flat Aircraft Hydraulic Backup Washer
- MS27183 | General Purpose Flat Washer
- MS35333 | Internal Tooth Flat Lock Washer
- MS35335 | Flat-External Tooth Lock Washer
- MS35338 | Split Washer
- NAS Washers
- NAS549 | Electrical Insulating Nonmetallic Washer
- NAS620 | Reduced Outside Diameter Flat Washer
- NAS1149 | Airframe Washer
- NAS1169 | Dimpled Washer
- NAS1197 | Flat Washer
- NAS1252 | Aluminum Alloy Flat Washer
- NAS1515 | Plastic And Synthetic Rubber Washer
- NAS1587 | High Temp Washer
- NAS1750 | Flush Head Blind Fastener
- Inserts
- NAS1130 | Tangless Insert Helical Coil
- NAS1394 | Lightweight Metal Screw Thread Insert
- NAS1395 | Screw Thread Insert
- NAS1832 | Blind Thread Molded In Insert
- NAS1833 | Threaded Molded In Insert
- NAS1834 | Sandwich Panel Molded In Insert
- NAS1835 | Sandwich Panel Blind Thread Molded In Insert
- NAS1836 | Sandwich Panel Blind Thread Molded In Insert
- MS17826 | Castellated Hexagon Insert
- MS21083 | Low Height Hexagon Insert
- MS21209 | Helical Insert
- MS51830 | Miniature Lightweight Key Locked Thread Insert
- Rivets & Pins
- MS9245 | Cotter Pin, CRES
- MS16562 | Slotted Tubular Spring Pin
- MS20426AD-MS20470AD | Solid Rivet
- MS20613 | Solid Rivet Universal Head
- MS20615 | Monet Rivet Universal Head
- MS90353 | Flush Head Blind Fastener
- MS90354 | Flush Head Fastener
- NAS1097 | Flush Shear Head Solid Rivet
- NAS1200 | Solid Rivet
- NAS1241 | Flush Head Solid Rivet
- NAS1242 | Oversize Flush Head Solid Rivet
- NAS1669 | Blind Fastener
- NAS1670 | Blind Fastener
- NAS1751 | Flush Head Fastener
- Bushings & Spacers
- Clamps
- Bearings
- MS14101 | Self-Aligning Self-Lubricating Plain Bearing
- MS14102 | Self-Aligning Self-Lubricating Plain Bearing
- MS14103 | Self-Aligning Self-Lubricating Plain Bearing
- MS14104 | Self-Aligning Self-Lubricating Plain Bearing
- MS21151 | Airframe External Rod End Ball Bearing
- MS21153 | Airframe Internal Rod End Ball Bearing
- MS27640 | Heavy Duty Airframe Ball Bearing
- MS27641 | Intermediate Duty Airframe Ball Bearing
- MS27643 | Heavy Duty Airframe Ball Bearing
- MS27645 | Light And Heavy Duty Airframe Ball Bearing
- MS27646 | Extra Light Duty Airframe Ball Bearing
- MS27647 | Intermediate Duty Airframe Ball Bearing
- Hinges
- O-Rings
- MS9385 | O-Ring
- NAS1611 | Preformed O-Ring Ethylene Propylene Packing
- NAS1612 | O-Ring Phosphate Ester Resistant
- MS16624 Basic External Retaining Ring
- MS28775 | O-Ring Preformed Packing
- MS28778 | Straight Thread Tube Fitting Rubber O-Ring
- MS29561 | O-Ring Molded
- MS29512 | Hydrocarbon Fuel Resistant Tube O-Ring
- MS29513 | O-Ring Preformed Packing
- NAS1523 | Packing with Retainer
- Gaskets
- AN901 | Metal Tube Connection Seal - Gasket
- AS3491 | Type X OR XV Accessory Drive Gasket
- AS3492 | Type XI Engine Accessory-Gasket
- AS3493 | Type XII, XIV A And XIV B Engine Accessory Drive - Gasket
- MS9371 | Metal O ring Gasket - .035 Tube X .006 Wall
- MS9372 | Metal O Ring Gasket, .062 Tube X .006 Wall
- MS35769 | Copper Annular Encased Metallic Gasket
- MS51831 | Screw Thread Insert
- Other
- MIL-W-4088 | Woven Nylon Textile Webbing
- MS3367 | Adjustable Electrical Component Tiedown Strap
- MS16625 | Basic Tapered Retaining Ring
- MS20219 | Secondary Air Control Aircraft Groove Pulley
- MS20220 | Flight Control Aircraft Pulley
- MS20663 | Double Shank Swaging Wire Rope Ball End
- MS20664 | Singe Shank Swaging Wire Rope Ball End
- MS20667 | Fork End Terminal Wire Rope
- M23053 | Heat Shrinkable Electrical Insulation Sleeving
- MS28773 | Straight Thread Packing Back-Up Retainer
- MS28774 | Single Turn Packing Back-Up Retainer
- MS28776 | Scraper Piston Rod
- MS35489 | Hot-Oil And Coolant Resistant Grommets
- MS90335 | Panel Ground Type Positive Receptacle Connector
- MS21251 | Clip Locking Turnbuckle Body
- MS21252 | Clip Locking Turnbuckle Clevis End
- MS21254 | Clip Locking Turnbuckle Eye End
- MS21255 | Turnbuckle Eye End (For Wide Rope)
- MS21259 | Long Thread Wire Rope Terminal
- MS20668 | Eye End Terminal Wire Rope
- MS21260 | Stud Swaging Wide Rope Terminal
- MS22055 | Hose Assemblies-Oxygen Breathing Connector To Regulator
- MS24566 | Anti Friction Bearing Aircraft Pulley
- Aerospace Fittings
- Lubricants & Anti-Seize
- Armite 12|34 Formula - Professional Lubricant & Penetrant (MIL-PRF-81309H)
- Armite Technical Petrolatum Light Lubricating Grease (VV-P-236)
- Armite Molybdenum Disulfide Petrolatum Anti-Seize (MIL-PRF-83483E)
- Armite Molybdenum Disulfide Petrolatum Anti-Seize Compound, 8 oz Tube (MIL-PRF-83483E)
- Armite Molybdenum Disulfide Petrolatum Anti-Seize Compound, 1 LB Can (MIL-PRF-83483E)
- Armite Molybdenum Disulfide Petrolatum Anti-Seize Compound, 1.75 LB Can (MIL-PRF-83483E)
- Armite Molybdenum Disulfide Petrolatum Anti-Seize Compound, 35 LB Pail (MIL-PRF-83483E)
- Armite Molybdenum Disulfide Petrolatum Anti-Seize Compound, 500 LB Drum (MIL-PRF-83483E)
- Armite Graphite Petrolatum Anti-Seize (SAE-AMS-2518D)
- Armite Zinc Dust Petrolatum Anti-Seize (A-A-59313)
- Armite LF-AS 328 Boeing Spec Anti-Seize (BMS3-28A)
- Armite High Temp Military Grade Anti-Seize (MIL-PRF-907)
- Armite High Temp Anti-Seize Compound, 4 oz Can (MIL-PRF-907)
- Armite High Temp Anti-Seize Compound, 1 LB Brush Top Can (MIL-PRF-907)
- Armite High Temp Anti-Seize Compound, 1 LB Plain Top Can (MIL-PRF-907)
- Armite High Temp Anti-Seize Compound, 2.5 LB Can (MIL-PRF-907)
- Armite High Temp Anti-Seize Compound, 5 LB Can (MIL-PRF-907)
- Armite High Temp Anti-Seize Compound, 50 LB Pail (MIL-PRF-907)
- Armite 1001 Hydrocarbon Rust Penetrant (MIL-PRF-680B, Type II)
- Armite High Temp Commercial Grade Anti-Seize (LP-250)
- Armite High Temp Anti-Seize, 2.75 OZ. TUBE, Commercial Grade (LP-250)
- Armite High Temp Anti-Seize, 1 LB Brush Top Can, Commercial Grade (LP-250)
- Armite High Temp Anti-Seize, 1 LB Plain Top Can, Commercial Grade (LP-250)
- Armite High Temp Anti-Seize, 5 LB Can, Commercial Grade (LP-250)
- Armite High Temp Anti-Seize, 50 LB Pail, Commercial Grade (LP-250)
- Armite High Temp Course Thread Anti-Seize (LP-250F)
- Armite Aircraft, Automotive & Marine Anti-Seize (No. 609)
- Armite Zinc Commercial Grade Anti-Seize (ZP-770)
- Armite Copper Commercial Grade Anti-Seize (CP-2000)
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