PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS21042L06Nut,self-Locking,extended Washer

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5310-00-807-1472 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-807-1472 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-807-1472. Primary manufacturer part number: MS21042L06.
Features
  • Nut,self-Locking,extended Washer — FSC 5310
  • Washer Outside Diameter: 0.244 INCHES MAXIMUM IN
  • Washer Thickness: 0.010 INCHES MINIMUM IN
  • Locking Feature: PREVAILING TORQUE ALL METAL DESIGN
  • Thread Quantity Per Inch: 32
  • Thread Class: 3B
  • Width Across Flats: 0.181 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
  • Thread Direction: RIGHT-HAND
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 5310-00-807-1472, 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 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 32 commercial cross-references from 29 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
NSN5310-00-807-1472
Primary Part NumberMS21042L06
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 Outside Diameter0.244 INCHES MAXIMUM IN
Washer Thickness0.010 INCHES MINIMUM IN
Locking FeaturePREVAILING TORQUE ALL METAL DESIGN
Thread Quantity Per Inch32
Thread Class3B
Width Across Flats0.181 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Surface TreatmentCADMIUM OVERALL
Temp Rating450.0 FAHRENHEIT NOMINAL DEGF
Thread SeriesUNJC
Criticality Code JustificationFEAT
Nut StyleHEXAGON
Hardness Rating49.0 ROCKWELL C MAXIMUM
Nominal Thread Size0.138 INCHES IN
LubricationDRY FILM LUBRICANT
MaterialSTEEL OVERALL
Surface Treatment Document and ClassificationQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5310-00-151-9291 INTERCHANGEABLE
Nut
5330-00-797-8977 INTERCHANGEABLE
Gasket
5310-00-807-1465MS21042-06 INTERCHANGEABLE
Nut,self-Locking,extended Washer
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Cross-Reference Index
Part NumberManufacturer
5310PL0150571 Jednolity Indeks Materialowy - Uniform Material Index (POL)
000004001330000 Aresia Valenton (FRA)
P26039 Autoflug Gmbh (DEU)
T98S632 Sps Technologies, Llc Dba Cherry Aerospace Div Div Cherry Aerospace (USA)
MS21042L06 Leonardo Uk Ltd (GBR)
10121714 Nimikkeistokeskus Ncb Finland (FIN)
H14L06 Klx Aerospace Solutions II SAS (FRA)
FN12M-62 Sps Technologies, Llc Dba PB Fasteners (USA)
MS21042L06 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
H14L06 Kaynar Microdot Aerospace (GBR)
Z00.N5415371130 Daher Aerospace - Ex Socata (FRA)
MN16PJ06 Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN)
333-1422-040 Rockwell Collins, Inc. Div Collins Aerospace - Mission Systems (USA)
MS21042C06 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MS21042L06 PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
RM52LH3324-62 Harvard Industries Inc (USA)
MN16PJ06 Fairchild Fasteners Europe - Vsd Gmbh (DEU)
30-297-665-03 Ge Aviation Systems Ltd (GBR)
000004001420000 Aresia Valenton (FRA)
H14L06 Howmet Global Fastening Systems Inc. Div Microdot Products (USA)
Related Parts
5310-00-151-9291INTERCHANGEABLE
NUT
5330-00-797-8977INTERCHANGEABLE
GASKET
5310-00-807-1465INTERCHANGEABLE
NUT,SELF-LOCKING,EXTENDED WASHER
MS21042-06

Frequently Asked Questions

What is NSN 5310-00-807-1472?

NSN 5310-00-807-1472 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 5310-00-807-1472?

NSN 5310-00-807-1472 has 32 cross-referenced part numbers: 5310PL0150571 (Jednolity Indeks Materialowy - Uniform Material Index), 000004001330000 (Aresia Valenton), P26039 (Autoflug Gmbh), T98S632 (Sps Technologies, Llc Dba Cherry Aerospace Div Div Cherry Aerospace), MS21042L06 (Leonardo Uk Ltd) and 27 more.

What NSN replaces 5310-00-807-1472?

There are 3 known substitutes for 5310-00-807-1472: 5310-00-151-9291, 5330-00-797-8977, 5310-00-807-1465. Verify interchangeability with system specifications before substitution.

What are the specifications of MS21042L06?

Key specifications for MS21042L06: Washer Outside Diameter: 0.244 INCHES MAXIMUM IN; Washer Thickness: 0.010 INCHES MINIMUM IN; Locking Feature: PREVAILING TORQUE ALL METAL DESIGN; Special Features: NUT SELF-LOCKING. 19 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-807-1472 still in active supply?

NSN 5310-00-807-1472 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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