PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2771Nut,plain,hexagon

Prestolite Electric Inc · NSN 5310-00-276-8631 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-276-8631 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-276-8631. Primary manufacturer part number: 2771.
Features
  • Nut,plain,hexagon — FSC 5310
  • Nut Style: HEXAGON
  • Bearing Surface Type: WASHER FACED
  • Thread Quantity Per Inch: 20
  • Nominal Thread Size: 0.250 INCHES IN
  • Thread Series: UNIFIED NATIONAL COARSE (UNC)
  • Nut Height: 0.172 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN
  • Thread Class: 2B
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 1212 Overall construction
General Description

The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-276-8631, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Prestolite Electric Inc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-276-8631
Primary Part Number2771
Item NameNut,plain,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerPrestolite Electric Inc
StatusACTIVE
Nut StyleHEXAGON
Bearing Surface TypeWASHER FACED
Thread Quantity Per Inch20
Nominal Thread Size0.250 INCHES IN
Thread SeriesUNIFIED NATIONAL COARSE (UNC)
Nut Height0.172 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN
Thread Class2B
Thread DirectionRIGHT-HAND
MaterialSTEEL COMP 1212 OVERALL
Surface Treatment Document and ClassificationAN-P-61 MIL STD SINGLE TREATMENT RESPONSE OVERALL
Width Across Flats0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM IN
Surface TreatmentCADMIUM OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
4820-00-203-7173277-1 INTERCHANGEABLE
Valve,check
The Walworth Company
2990-00-363-599521850 INTERCHANGEABLE
Muffler,exhaust
Walker Mfg Co
6160-00-488-4591 INTERCHANGEABLE
Retainer,battery
5331-00-599-08888321-2 INTERCHANGEABLE
O-Ring
Cummins Inc.
9505-00-651-35322771 INTERCHANGEABLE
Wire,nonelectrical
L3harris Interstate Electronics Corporation
5950-00-686-0513292MS489G1 INTERCHANGEABLE
Transformer,power
Raytheon Company Div Corp
5910-00-724-4170 INTERCHANGEABLE
Capacitor,fixed,electrolytic
4720-00-730-7361 INTERCHANGEABLE
Hose,nonmetallic
4910-00-758-0256 INTERCHANGEABLE
Wheel,press
6625-01-092-8562 INTERCHANGEABLE
Frame Assembly
Cross-Reference Index
Part NumberManufacturer
2771 Prestolite Electric Inc (USA)
2771 Prestolite Electric Inc (USA)
Related Parts
4820-00-203-7173INTERCHANGEABLE
VALVE,CHECK
277-1
2990-00-363-5995INTERCHANGEABLE
MUFFLER,EXHAUST
21850
6160-00-488-4591INTERCHANGEABLE
RETAINER,BATTERY
5331-00-599-0888INTERCHANGEABLE
O-RING
8321-2
9505-00-651-3532INTERCHANGEABLE
WIRE,NONELECTRICAL
2771
5950-00-686-0513INTERCHANGEABLE
TRANSFORMER,POWER
292MS489G1
5910-00-724-4170INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
4720-00-730-7361INTERCHANGEABLE
HOSE,NONMETALLIC
4910-00-758-0256INTERCHANGEABLE
WHEEL,PRESS
6625-01-092-8562INTERCHANGEABLE
FRAME ASSEMBLY
5305-01-305-1832INTERCHANGEABLE
SCREW,MACHINE
2771

Frequently Asked Questions

What is NSN 5310-00-276-8631?

NSN 5310-00-276-8631 is a Nut,plain,hexagon, manufactured by Prestolite Electric Inc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-276-8631?

NSN 5310-00-276-8631 has 2 cross-referenced part numbers: 2771 (Prestolite Electric Inc), 2771 (Prestolite Electric Inc).

What NSN replaces 5310-00-276-8631?

There are 11 known substitutes for 5310-00-276-8631: 4820-00-203-7173, 2990-00-363-5995, 6160-00-488-4591 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2771?

Key specifications for 2771: Nut Style: HEXAGON; Bearing Surface Type: WASHER FACED; Thread Quantity Per Inch: 20; Nominal Thread Size: 0.250 INCHES IN. 12 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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