PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS21042-3Nut,self-Locking,extended Washer

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5310-00-807-1467 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-807-1467 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-807-1467. Primary manufacturer part number: MS21042-3.
Features
  • Nut,self-Locking,extended Washer — FSC 5310
  • Washer Thickness: 0.015 INCHES MINIMUM IN
  • Material: STEEL OVERALL
  • Thread Quantity Per Inch: 32
  • Nominal Thread Size: 0.190 INCHES IN
  • Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF)
  • Hardness Rating: 49.0 ROCKWELL C MAXIMUM
  • Width Across Flats: 0.243 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Nut,self-Locking,extended Washer, cataloged under National Stock Number 5310-00-807-1467, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 27 commercial cross-references from 24 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-807-1467
Primary Part NumberMS21042-3
Item NameNut,self-Locking,extended Washer
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerNational Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
StatusCANCELLED
Washer Thickness0.015 INCHES MINIMUM IN
MaterialSTEEL OVERALL
Thread Quantity Per Inch32
Nominal Thread Size0.190 INCHES IN
Thread SeriesUNIFIED NATIONAL JOINT FINE (UNJF)
Hardness Rating49.0 ROCKWELL C MAXIMUM
Width Across Flats0.243 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN
Temp Rating450.0 FAHRENHEIT NOMINAL DEGF
Locking FeaturePREVAILING TORQUE ALL METAL DESIGN
Thread DirectionRIGHT-HAND
Thread Class3B
Surface Treatment Document and ClassificationQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Nut StyleHEXAGON
Surface TreatmentCADMIUM AND CHROMATE OVERALL
Washer Outside Diameter0.330 INCHES MAXIMUM IN
LubricationSOLUBLE LUBRICANT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5310-00-808-7026FN12-02 INTERCHANGEABLE
Nut,self-Locking,hexagon
Sps Technologies, Llc Dba PB Fasteners
5950-00-860-0800SM-B-2002510-5 INTERCHANGEABLE
Transformer,audio Frequency
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5310-01-621-2503 INTERCHANGEABLE
Nut,self-Locking,extended Washer
Cross-Reference Index
Part NumberManufacturer
5310008071467 E.c.a Etablissement Centrald'approvisionnement Des Forces Armee
NAS1291-3 Zf Industrieantriebe Witten Gmbh (DEU)
M2122366 Aero Vodochody A.s. (CZE)
723009731700 Leonardo Spa Divisione Sistemi Di Difesa (ITA)
21-FKF-1032 Zf Industrieantriebe Witten Gmbh (DEU)
MN16-3 Hi-Shear Corporation (USA)
MS21042-3 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
525-628-90331 Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix (USA)
5310PL1640751 Jednolity Indeks Materialowy - Uniform Material Index (POL)
MS21042-3 Leonardo Spa Helicopters Division - Production Site (ITA)
MILN25027 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MS21042-3 PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
MN16-3 Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN)
23185111200 Tadiran Ltd (ISR)
938.07.68.504 Pilatus Aircraft Ltd (CHE)
MS21042-3 Rbsl Washington (GBR)
FN12AA-02 Sps Technologies, Llc Dba PB Fasteners (USA)
MS21042N3 The Boeing Company (USA)
MN16-3 Fairchild Fasteners Europe - Vsd Gmbh (DEU)
163432 Curtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division (USA)
Related Parts
5310-00-808-7026INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
FN12-02
5950-00-860-0800INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
SM-B-2002510-5
5310-01-621-2503INTERCHANGEABLE
NUT,SELF-LOCKING,EXTENDED WASHER

Frequently Asked Questions

What is NSN 5310-00-807-1467?

NSN 5310-00-807-1467 is a Nut,self-Locking,extended Washer, manufactured by National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-807-1467?

NSN 5310-00-807-1467 has 27 cross-referenced part numbers: 5310008071467 (E.c.a Etablissement Centrald'approvisionnement Des Forces Armee), NAS1291-3 (Zf Industrieantriebe Witten Gmbh), M2122366 (Aero Vodochody A.s.), 723009731700 (Leonardo Spa Divisione Sistemi Di Difesa), 21-FKF-1032 (Zf Industrieantriebe Witten Gmbh) and 22 more.

What NSN replaces 5310-00-807-1467?

There are 3 known substitutes for 5310-00-807-1467: 5310-00-808-7026, 5950-00-860-0800, 5310-01-621-2503. Verify interchangeability with system specifications before substitution.

What are the specifications of MS21042-3?

Key specifications for MS21042-3: Washer Thickness: 0.015 INCHES MINIMUM IN; Material: STEEL OVERALL; End Item Identification: MRAP - COUGAR; Thread Quantity Per Inch: 32. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-807-1467 still in active supply?

NSN 5310-00-807-1467 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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