PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

31256Nut,plain,round

Flowserve Inc · NSN 5310-01-294-0172 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-294-0172 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-294-0172. Primary manufacturer part number: 31256.
Features
  • Nut,plain,round — FSC 5310
  • Material: STEEL COMP 410 OVERALL
  • 3 verified cross-references
  • Primary manufacturer: Flowserve Inc
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 410 Overall construction
General Description

The Nut,plain,round, cataloged under National Stock Number 5310-01-294-0172, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Flowserve Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, 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
NSN5310-01-294-0172
Primary Part Number31256
Item NameNut,plain,round
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerFlowserve Inc
StatusACTIVE
MaterialSTEEL COMP 410 OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5360-00-012-0012053654 INTERCHANGEABLE
Spring Assembly,control
Grimes Aerospace Company
5940-00-156-713531256 INTERCHANGEABLE
Terminal,lug
Te Connectivity Corporation
5950-00-244-841931256 INTERCHANGEABLE
Transformer,radio Frequency
Pax Mfg Corp Hammarlund Mfg Co Div
3455-00-260-332219832 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
5305-00-812-8407NAS1352-10LE32P INTERCHANGEABLE
Screw,cap,socket Head
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5310-01-143-171931256 INTERCHANGEABLE
Washer,lock
Prestolite Electric Inc
5310-01-152-990731256 INTERCHANGEABLE
Nut,plain,hexagon
Barnes Group Inc. Dba Barnes Distribution
5310-01-197-51543125-6 INTERCHANGEABLE
Nut
Manitowoc Engineering Co Division of the Manitowoc Co Inc
5905-01-250-5794 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
5305-01-591-663431256 INTERCHANGEABLE
Screw,cap,hexagon Head
Eagle Components, Inc
Cross-Reference Index
Part NumberManufacturer
31256-03013 Vogt Edward Valve Co a British Tire & Rubber Co (USA)
31256 PRIMARY Flowserve Inc (USA)
31256-03013 Flowserve Inc (USA)
Related Parts
5360-00-012-0012INTERCHANGEABLE
SPRING ASSEMBLY,CONTROL
053654
5940-00-156-7135INTERCHANGEABLE
TERMINAL,LUG
31256
5950-00-244-8419INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
31256
3455-00-260-3322INTERCHANGEABLE
REAMER,MACHINE
19832
5305-00-812-8407INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
NAS1352-10LE32P
5310-01-143-1719INTERCHANGEABLE
WASHER,LOCK
31256
5310-01-152-9907INTERCHANGEABLE
NUT,PLAIN,HEXAGON
31256
5310-01-197-5154INTERCHANGEABLE
NUT
3125-6
5905-01-250-5794INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
5305-01-591-6634INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
31256

Frequently Asked Questions

What is NSN 5310-01-294-0172?

NSN 5310-01-294-0172 is a Nut,plain,round, manufactured by Flowserve Inc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-294-0172?

NSN 5310-01-294-0172 has 3 cross-referenced part numbers: 31256-03013 (Vogt Edward Valve Co a British Tire & Rubber Co), 31256 (Flowserve Inc), 31256-03013 (Flowserve Inc).

What NSN replaces 5310-01-294-0172?

There are 10 known substitutes for 5310-01-294-0172: 5360-00-012-0012, 5940-00-156-7135, 5950-00-244-8419 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 31256?

Key specifications for 31256: Material: STEEL COMP 410 OVERALL. 1 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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