PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11037-8Nut,self-Locking,spline

Harvard Industries Inc · NSN 5310-01-067-8970 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-067-8970 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-067-8970. Primary manufacturer part number: 11037-8.
Features
  • Nut,self-Locking,spline — FSC 5310
  • Nut Diameter: 0.863 INCHES MINIMUM AND 0.873 INCHES MAXIMUM IN
  • Nominal Thread Size: 0.500 INCHES IN
  • Material: PLASTIC LOCKING INSERT
  • Thread Class: 3B
  • Nut Height: 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN
  • Pilot Diameter: 0.696 INCHES MINIMUM AND 0.700 INCHES MAXIMUM IN
  • Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF)
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Plastic Locking Insert construction
General Description

The Nut,self-Locking,spline, cataloged under National Stock Number 5310-01-067-8970, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Harvard Industries Inc. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-067-8970
Primary Part Number11037-8
Item NameNut,self-Locking,spline
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerHarvard Industries Inc
StatusACTIVE
Nut Diameter0.863 INCHES MINIMUM AND 0.873 INCHES MAXIMUM IN
Nominal Thread Size0.500 INCHES IN
MaterialPLASTIC LOCKING INSERT
Thread Class3B
Nut Height0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN
Pilot Diameter0.696 INCHES MINIMUM AND 0.700 INCHES MAXIMUM IN
Thread SeriesUNIFIED NATIONAL JOINT FINE (UNJF)
Thread DirectionRIGHT-HAND
Thread Quantity Per Inch20
Temp Rating250.0 FAHRENHEIT MAXIMUM DEGF
Nut StyleSPLINE
Locking FeaturePREVAILING TORQUE WITH NONMETALLIC INSERT
Pilot Length0.212 INCHES NOMINAL IN
MaterialNICKEL ALLOY OVERALL EXCEPT INSERT
Material Document and ClassificationR-405 FSCM 72962 MFR REF SINGLE MATERIAL RESPONSE OVERALL EXCEPT INSERT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
2840-00-917-6756110378 INTERCHANGEABLE
Hose,afterburner Pu
Smiths Tubular Systems-Laconia, Inc.
6130-01-273-2555 INTERCHANGEABLE
Power Supply
Cross-Reference Index
Part NumberManufacturer
11037-8 Harvard Industries Inc (USA)
413-4491197 PIECE 25 Naval Ship Engineering Center Philadelphia Division Submarine Antenna Quality Assurance (USA)
MWNX11037-080 Esna, Llc (USA)
Related Parts
2840-00-917-6756INTERCHANGEABLE
HOSE,AFTERBURNER PU
110378
6130-01-273-2555INTERCHANGEABLE
POWER SUPPLY

Frequently Asked Questions

What is NSN 5310-01-067-8970?

NSN 5310-01-067-8970 is a Nut,self-Locking,spline, manufactured by Harvard Industries Inc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-067-8970?

NSN 5310-01-067-8970 has 3 cross-referenced part numbers: 11037-8 (Harvard Industries Inc), 413-4491197 PIECE 25 (Naval Ship Engineering Center Philadelphia Division Submarine Antenna Quality Assurance), MWNX11037-080 (Esna, Llc).

What NSN replaces 5310-01-067-8970?

There are 2 known substitutes for 5310-01-067-8970: 2840-00-917-6756, 6130-01-273-2555. Verify interchangeability with system specifications before substitution.

What are the specifications of 11037-8?

Key specifications for 11037-8: Nut Diameter: 0.863 INCHES MINIMUM AND 0.873 INCHES MAXIMUM IN; Nominal Thread Size: 0.500 INCHES IN; Material: PLASTIC LOCKING INSERT; Thread Class: 3B. 15 total characteristics are documented in the Federal Logistics Information System.

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