PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AN316C5RNut,plain,hexagon

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5310-00-268-6057 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-268-6057 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-268-6057. Primary manufacturer part number: AN316C5R.
Features
  • Nut,plain,hexagon — FSC 5310
  • Thread Direction: RIGHT-HAND
  • Width Across Flats: 0.490 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN
  • Thread Class: 3B
  • Nominal Thread Size: 0.312 INCHES IN
  • Thread Series: UNF
  • Thread Quantity Per Inch: 24
  • Surface Treatment: PASSIVATE OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 302 or Steel Comp 303 or Steel Comp 304 or Steel Comp 305 or Steel Comp 316 or Steel Comp 317 or Steel Comp 347 or Steel Comp 410 or Steel Comp 414 or Steel Comp 416 Overall construction
General Description

The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-268-6057, 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 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-268-6057
Primary Part NumberAN316C5R
Item NameNut,plain,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerNational Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
StatusCANCELLED
Thread DirectionRIGHT-HAND
Width Across Flats0.490 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN
Thread Class3B
Nominal Thread Size0.312 INCHES IN
Thread SeriesUNF
Thread Quantity Per Inch24
Surface TreatmentPASSIVATE OVERALL
MaterialSTEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OR STEEL COMP 317 OR STEEL COMP 347 OR STEEL COMP 410 OR STEEL COMP 414 OR STEEL COMP 416 OVERALL
Surface Treatment Document and ClassificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Nut StyleHEXAGON
Bearing Surface TypeCHAMFERED OR WASHER FACED
Countersink Angle110.0 DEGREES NOMINAL NUT
Material Document and Classification66 FED STD ALL MATERIAL RESPONSES OVERALL
Nut Height0.156 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
5325-00-011-2734112734 INTERCHANGEABLE
Grommet,nonmetallic
Chrysler Realty Company Llc Dba Daimler Chrysler
5999-00-090-1259 INTERCHANGEABLE
Cap,electrical
5999-00-249-869012813 INTERCHANGEABLE
Cap,electrical
Roura Acquisition Inc
2920-00-684-3361 INTERCHANGEABLE
Cutout Relay,engine Generator
5310-01-018-9989AN316-C5R INTERCHANGEABLE
Nut,plain,hexagon
All Manufacturers, Inc. Dba Allied Harbor Aerospace Fasteners
6150-01-173-516012813 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
6130-01-243-0380193718-4 INTERCHANGEABLE
Power Supply
L3harris Technologies, Inc Div Space & Airborne Systems
5310-01-522-811012813 INTERCHANGEABLE
Washer,flat
Daimler Truck North America Llc
2590-01-599-258812813-0201 INTERCHANGEABLE
Bracket,vehicular Components
Bae Systems Information & Electronic Systems Integration Inc.
Cross-Reference Index
Part NumberManufacturer
AN316C5R Aeronautical Standards Group Dept of Navy and Air Force (USA)
AN316C54 B. & E. Manufacturing Co., Inc. Dba B & E Manufacturing Co Inc (USA)
10121223 Nimikkeistokeskus Ncb Finland (FIN)
AN316-C5R Zf Industrieantriebe Witten Gmbh (DEU)
8682934 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
AN316C5R PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
AN316C5R PRIMARY Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix (USA)
AN316C54 Atlas Specialty Products, Llc (USA)
12813 Triumph Engine Control Systems Llc (USA)
Related Parts
5325-00-011-2734INTERCHANGEABLE
GROMMET,NONMETALLIC
112734
5999-00-090-1259INTERCHANGEABLE
CAP,ELECTRICAL
5999-00-249-8690INTERCHANGEABLE
CAP,ELECTRICAL
12813
2920-00-684-3361INTERCHANGEABLE
CUTOUT RELAY,ENGINE GENERATOR
5310-01-018-9989INTERCHANGEABLE
NUT,PLAIN,HEXAGON
AN316-C5R
6150-01-173-5160INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
12813
6130-01-243-0380INTERCHANGEABLE
POWER SUPPLY
193718-4
5310-01-522-8110INTERCHANGEABLE
WASHER,FLAT
12813
2590-01-599-2588INTERCHANGEABLE
BRACKET,VEHICULAR COMPONENTS
12813-0201

Frequently Asked Questions

What is NSN 5310-00-268-6057?

NSN 5310-00-268-6057 is a Nut,plain,hexagon, 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 5310-00-268-6057?

NSN 5310-00-268-6057 has 9 cross-referenced part numbers: AN316C5R (Aeronautical Standards Group Dept of Navy and Air Force), AN316C54 (B. & E. Manufacturing Co., Inc. Dba B & E Manufacturing Co Inc), 10121223 (Nimikkeistokeskus Ncb Finland), AN316-C5R (Zf Industrieantriebe Witten Gmbh), 8682934 (U S Army Tank Automotive Command Amsta-Im-Mm) and 4 more.

What NSN replaces 5310-00-268-6057?

There are 9 known substitutes for 5310-00-268-6057: 5325-00-011-2734, 5999-00-090-1259, 5999-00-249-8690 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AN316C5R?

Key specifications for AN316C5R: Thread Direction: RIGHT-HAND; Width Across Flats: 0.490 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN; Thread Class: 3B; Nominal Thread Size: 0.312 INCHES IN. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-268-6057 still in active supply?

NSN 5310-00-268-6057 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.
PartsTable Design LLC · partstable.com