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NSN 5310-00-538-7142Government record, cited
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Nut, Self-Locking, Spline5310-00-538-7142

NSN 5310-00-538-7142 · NIIN 005387142
FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives
Government record, cited
Also searched as  5310-00-538-7142 · 5310005387142 · NIIN 005387142 · 00-538-7142 · FSC 5310 Nuts and Washers · 58988-10 · 002-004261-008 · M45938-5-8 · MILN45938-5
Nearby stock numbers  ·
AF 0.339 INCHES MINIMUM AND 0.349 INCHES MAXIMUM IN 32 NUT + WASHER
5310-00-538-7142 — Nuts and Washers
Features
  • Nut,self-Locking,spline — FSC 5310
  • Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT
  • Thread Series: UNF
  • Temp Rating: 250.0 FAHRENHEIT NOMINAL DEGF
  • Material Document and Classification: 66,AISI 1110 FED SPEC SINGLE MATERIAL RESPONSE NUT
  • Thread Direction: RIGHT-HAND
  • Nominal Thread Size: 0.190 INCHES IN
  • Nut Diameter: 0.339 INCHES MINIMUM AND 0.349 INCHES MAXIMUM IN
Identification
  • NSN: 5310-00-538-7142
  • NIIN: 005387142
  • FSC: 5310 — Nuts and Washers
  • FSG: 53 — Hardware and Abrasives
General Description

The Nut,self-Locking,spline, cataloged under National Stock Number 5310-00-538-7142, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 10 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-538-7142
Item NameNut,self-Locking,spline
FSC / FSG5310 / 53 — Nuts and Washers
StatusACTIVE
Surface Treatment Document and ClassificationQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT
Thread SeriesUNF
Temp Rating250.0 FAHRENHEIT NOMINAL DEGF
Material Document and Classification66,AISI 1110 FED SPEC SINGLE MATERIAL RESPONSE NUT
Thread DirectionRIGHT-HAND
Nominal Thread Size0.190 INCHES IN
Nut Diameter0.339 INCHES MINIMUM AND 0.349 INCHES MAXIMUM IN
Pilot Diameter0.252 INCHES MINIMUM AND 0.256 INCHES MAXIMUM IN
Pilot Length0.057 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN
Locking FeaturePREVAILING TORQUE WITH NONMETALLIC INSERT
Nut Height0.239 INCHES NOMINAL IN
Surface TreatmentCADMIUM OVERALL EXCEPT INSERT
Nut StyleSPLINE
Thread Class3B
Thread Quantity Per Inch32
MaterialPLASTIC LOCKING INSERT
MaterialSTEEL COMP 1110 NUT
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 10
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5310-00-721-7739F12NCFMA2-02 POSSIBLE MATCH
NUT,SELF-LOCKING,CLINCH
Possible match (shared part number)Esna, Llc
5310-01-012-3809 POSSIBLE MATCH
NUT,SELF-LOCKING,CLINCH
Possible match (shared part number)
5310-01-013-9641 POSSIBLE MATCH
NUT,SELF-LOCKING,CLINCH
Possible match (shared part number)
5310-01-013-9643 POSSIBLE MATCH
NUT,SELF-LOCKING,CLINCH
Possible match (shared part number)
5310-01-015-6873M45938/5-3 POSSIBLE MATCH
NUT,SELF-LOCKING,CLINCH
Possible match (shared part number)National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5310-01-015-8790 POSSIBLE MATCH
NUT,SELF-LOCKING,CLINCH
Possible match (shared part number)
5310-01-019-3215 POSSIBLE MATCH
NUT,SELF-LOCKING,CLINCH
Possible match (shared part number)
5310-01-053-1933 POSSIBLE MATCH
NUT,SELF-LOCKING,CLINCH
Possible match (shared part number)
5310-01-060-4289 POSSIBLE MATCH
NUT,SELF-LOCKING,CLINCH
Possible match (shared part number)
5310-01-066-5485 POSSIBLE MATCH
NUT,SELF-LOCKING,CLINCH
Possible match (shared part number)
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
ReferenceMeaning
58988-10 5/9 Secondary reference
U.S. Government activity
002-004261-008 5/9 Secondary reference
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
M45938-5-8 2/2 Government specification standardization
U.S. Government activity
MILN45938-5 4/1 Identification reference
U.S. Government activity
Related Parts
5310-00-721-7739POSSIBLE MATCH
NUT,SELF-LOCKING,CLINCH
F12NCFMA2-02
5310-01-012-3809POSSIBLE MATCH
NUT,SELF-LOCKING,CLINCH
5310-01-013-9641POSSIBLE MATCH
NUT,SELF-LOCKING,CLINCH
5310-01-013-9643POSSIBLE MATCH
NUT,SELF-LOCKING,CLINCH
5310-01-015-6873POSSIBLE MATCH
NUT,SELF-LOCKING,CLINCH
M45938/5-3
5310-01-015-8790POSSIBLE MATCH
NUT,SELF-LOCKING,CLINCH
5310-01-019-3215POSSIBLE MATCH
NUT,SELF-LOCKING,CLINCH
5310-01-053-1933POSSIBLE MATCH
NUT,SELF-LOCKING,CLINCH
5310-01-060-4289POSSIBLE MATCH
NUT,SELF-LOCKING,CLINCH
5310-01-066-5485POSSIBLE MATCH
NUT,SELF-LOCKING,CLINCH

Frequently Asked Questions

What is NSN 5310-00-538-7142?

NSN 5310-00-538-7142 is a Nut,self-Locking,spline, classified under FSC 5310, Nuts and Washers. Status: active.

What NSN replaces 5310-00-538-7142?

10 possible matches (shared part number, not a government interchangeability claim): 5310-00-721-7739, 5310-01-012-3809, 5310-01-013-9641. Verify interchangeability with system specifications before substitution.

What are the specifications of 5310-00-538-7142?

Key specifications for 5310-00-538-7142: Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT; Thread Series: UNF; Temp Rating: 250.0 FAHRENHEIT NOMINAL DEGF; Material Document and Classification: 66,AISI 1110 FED SPEC SINGLE MATERIAL RESPONSE NUT. 17 specifications are documented in the U.S. Government catalog.

Is NSN 5310-00-538-7142 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

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✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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