The Nut,self-Locking,extended Washer, cataloged under National Stock Number 5310-00-844-4872, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Sps Technologies, Llc Dba PB Fasteners. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 33 commercial cross-references from 27 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5310-00-844-4872 |
| Primary Part Number | FN1014-428 |
| Item Name | Nut,self-Locking,extended Washer |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| Status | CANCELLED |
| Lubrication | SOLUBLE LUBRICANT |
| Surface Treatment Document and Classification | QQ-S-365 FED SPEC SINGLE TREATMENT RESPONSE OR AMS 2410 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Precious Material and Location | EXTERNAL SURFACE SILVER |
| Material | IRON ALLOY 660 OVERALL |
| Material Document and Classification | AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5735 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nut Style | HEXAGON |
| Surface Treatment | SILVER OVERALL |
| Thread Class | 3B |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Criticality Code Justification | FEAT |
| Nominal Thread Size | 0.250 INCHES IN |
| Thread Quantity Per Inch | 28 |
| Washer Thickness | 0.019 INCHES MINIMUM IN |
| Washer Outside Diameter | 0.420 INCHES MAXIMUM IN |
| Temp Rating | 800.0 FAHRENHEIT NOMINAL DEGF |
| Width Across Flats | 0.304 INCHES MINIMUM AND 0.316 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MS21043-4 | Ala France (FRA) |
| BH00204-4 | Bristol Industries, Llc (USA) |
| 975114-1 | Zf Industrieantriebe Witten Gmbh (DEU) |
| 6818682-832 | Allison Transmission Inc Dba Allison Transmission, Inc (USA) |
| FN1014-428 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| MS21043-4 | Angelo Podesta' Srl (ITA) |
| 2638719 PRIMARY | Honeywell International Inc Div Aerospace-South Bend (bendix Dr) (USA) |
| 36A224639P1 | General Electric Co Armament and Electrical Systems Dept Electrical Systems Products Dept (USA) |
| H41-4 | Tecnotec Sarl (FRA) |
| MS21043-4 | Leonardo Spa Aeronautics Division - Pomigliano D'arco Site (ITA) |
| NAS67904 | National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA) |
| FN812-428 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 268719 | Honeywell International Inc Div Aerospace-South Bend (bendix Dr) (USA) |
| T6C428 | Leonardo Uk Ltd (GBR) |
| 10121787 | Nimikkeistokeskus Ncb Finland (FIN) |
| T6C428 PRIMARY | Republic Fastener Mfg. Corp. Dba Arconic Fastening Systems (USA) |
| MS21043-4 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| T6C428 | Sps Technologies, Llc Dba Cherry Aerospace Div Div Cherry Aerospace (USA) |
| 525-595-9006 | Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix (USA) |
| 5310PL1660462 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
NSN 5310-00-844-4872 is a Nut,self-Locking,extended Washer, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5310 (No Item Name Available). Status: cancelled.
NSN 5310-00-844-4872 has 33 cross-referenced part numbers: MS21043-4 (Ala France), BH00204-4 (Bristol Industries, Llc), 975114-1 (Zf Industrieantriebe Witten Gmbh), 6818682-832 (Allison Transmission Inc Dba Allison Transmission, Inc), FN1014-428 (Sps Technologies, Llc Dba PB Fasteners) and 28 more.
There are 6 known substitutes for 5310-00-844-4872: 5310-00-009-8434, 5310-00-719-5570, 5310-01-019-5615 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for FN1014-428: Lubrication: SOLUBLE LUBRICANT; Surface Treatment Document and Classification: QQ-S-365 FED SPEC SINGLE TREATMENT RESPONSE OR AMS 2410 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Precious Material and Location: EXTERNAL SURFACE SILVER; Material: IRON ALLOY 660 OVERALL. 21 total characteristics are documented in the Federal Logistics Information System.
NSN 5310-00-844-4872 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.