PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3478Nut,plain,round

Keystone Electronics Corp · NSN 5310-01-113-5888 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-113-5888 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-113-5888. Primary manufacturer part number: 3478.
Features
  • Nut,plain,round — FSC 5310
  • Thread Class: 2B
  • Nut Diameter: 0.250 INCHES NOMINAL IN
  • Nominal Thread Size: 0.112 INCHES IN
  • Thread Series: UNIFIED NATIONAL COARSE (UNC)
  • Thread Quantity Per Inch: 40
  • Surface Treatment: CHROMATE OVERALL
  • Surface Treatment Document and Classification: MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Aluminum Overall construction
General Description

The Nut,plain,round, cataloged under National Stock Number 5310-01-113-5888, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Keystone Electronics Corp. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-113-5888
Primary Part Number3478
Item NameNut,plain,round
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerKeystone Electronics Corp
StatusACTIVE
Thread Class2B
Nut Diameter0.250 INCHES NOMINAL IN
Nominal Thread Size0.112 INCHES IN
Thread SeriesUNIFIED NATIONAL COARSE (UNC)
Thread Quantity Per Inch40
Surface TreatmentCHROMATE OVERALL
Surface Treatment Document and ClassificationMIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
MaterialALUMINUM OVERALL
Thread DirectionRIGHT-HAND
Nut StyleROUND
Nut Thickness0.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5120-00-032-95503478 INTERCHANGEABLE
Wrench,spanner
Allison Transmission Inc Dba Allison Transmission, Inc
3110-00-100-0774160418 INTERCHANGEABLE
Cone and Rollers,tapered Roller
Acf Industries Inc
5935-00-134-1422 INTERCHANGEABLE
Connector Assembly,electrical
5315-00-696-32253478 INTERCHANGEABLE
Pin,drive,power Actuated
Illinois Tool Works Inc
6150-01-019-06003478 INTERCHANGEABLE
Bus,conductor
Fluke Electronics Corp
3010-01-064-06153478-0005 INTERCHANGEABLE
Clutch Assembly,friction
Bae Systems Information & Electronic Systems Integration Inc.
4710-01-196-31153478 INTERCHANGEABLE
Pipe,metallic
Lebus International, Inc.
5330-01-314-0804J1128P43 INTERCHANGEABLE
Seal,plain
General Electric Company
5120-01-339-03682002MRMHSS INTERCHANGEABLE
Wrench,torque
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
5120-01-396-6071 INTERCHANGEABLE
Wrench,torque
Cross-Reference Index
Part NumberManufacturer
3478 PRIMARY Keystone Electronics Corp (USA)
Related Parts
5120-00-032-9550INTERCHANGEABLE
WRENCH,SPANNER
3478
3110-00-100-0774INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
160418
5935-00-134-1422INTERCHANGEABLE
CONNECTOR ASSEMBLY,ELECTRICAL
5315-00-696-3225INTERCHANGEABLE
PIN,DRIVE,POWER ACTUATED
3478
6150-01-019-0600INTERCHANGEABLE
BUS,CONDUCTOR
3478
3010-01-064-0615INTERCHANGEABLE
CLUTCH ASSEMBLY,FRICTION
3478-0005
4710-01-196-3115INTERCHANGEABLE
PIPE,METALLIC
3478
5330-01-314-0804INTERCHANGEABLE
SEAL,PLAIN
J1128P43
5120-01-339-0368INTERCHANGEABLE
WRENCH,TORQUE
2002MRMHSS
5120-01-396-6071INTERCHANGEABLE
WRENCH,TORQUE

Frequently Asked Questions

What is NSN 5310-01-113-5888?

NSN 5310-01-113-5888 is a Nut,plain,round, manufactured by Keystone Electronics Corp, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-113-5888?

NSN 5310-01-113-5888 has 1 cross-referenced part number: 3478 (Keystone Electronics Corp).

What NSN replaces 5310-01-113-5888?

There are 10 known substitutes for 5310-01-113-5888: 5120-00-032-9550, 3110-00-100-0774, 5935-00-134-1422 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3478?

Key specifications for 3478: Thread Class: 2B; Nut Diameter: 0.250 INCHES NOMINAL IN; Nominal Thread Size: 0.112 INCHES IN; Thread Series: UNIFIED NATIONAL COARSE (UNC). 11 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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