PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25-178Nut,plain,hexagon

Cnh Industrial America Llc Dba Cnh America · NSN 5310-00-556-7854 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-556-7854 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-556-7854. Primary manufacturer part number: 25-178.
Features
  • Nut,plain,hexagon — FSC 5310
  • Thread Quantity Per Inch: 20
  • Bearing Surface Type: CHAMFERED OR WASHER FACED
  • Nominal Thread Size: 0.500 INCHES IN
  • Thread Series: UNF
  • Nut Height: 0.464 INCHES MINIMUM AND 0.504 INCHES MAXIMUM IN
  • Thread Direction: RIGHT-HAND
  • Nut Style: HEXAGON
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-556-7854, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Cnh Industrial America Llc Dba Cnh America. 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-556-7854
Primary Part Number25-178
Item NameNut,plain,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerCnh Industrial America Llc Dba Cnh America
StatusACTIVE
Thread Quantity Per Inch20
Bearing Surface TypeCHAMFERED OR WASHER FACED
Nominal Thread Size0.500 INCHES IN
Thread SeriesUNF
Nut Height0.464 INCHES MINIMUM AND 0.504 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Nut StyleHEXAGON
Thread Class2B
Width Across Flats0.850 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN
MaterialSTEEL OVERALL
Material Document and ClassificationSAE J995 GRADE 5 ASSN STD SINGLE MATERIAL RESPONSE OR SAE J995 GRADE 8 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5331-00-641-8291302 INTERCHANGEABLE
O-Ring
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
5950-00-645-9602 INTERCHANGEABLE
Reactor
5365-01-012-739325178 INTERCHANGEABLE
Shim
Williams International Co., L.l.c.
5365-01-122-065325178 INTERCHANGEABLE
Shim
Moog Inc. Dba Ampac-Isp Corp
9905-01-134-745225178 INTERCHANGEABLE
Plate,identification
Kurz & Root Generator Company, Llc
Cross-Reference Index
Part NumberManufacturer
25-178 PRIMARY Cnh Industrial America Llc Dba Cnh America (USA)
Related Parts
5331-00-641-8291INTERCHANGEABLE
O-RING
302
5950-00-645-9602INTERCHANGEABLE
REACTOR
5365-01-012-7393INTERCHANGEABLE
SHIM
25178
5365-01-122-0653INTERCHANGEABLE
SHIM
25178
9905-01-134-7452INTERCHANGEABLE
PLATE,IDENTIFICATION
25178

Frequently Asked Questions

What is NSN 5310-00-556-7854?

NSN 5310-00-556-7854 is a Nut,plain,hexagon, manufactured by Cnh Industrial America Llc Dba Cnh America, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-556-7854?

NSN 5310-00-556-7854 has 1 cross-referenced part number: 25-178 (Cnh Industrial America Llc Dba Cnh America).

What NSN replaces 5310-00-556-7854?

There are 5 known substitutes for 5310-00-556-7854: 5331-00-641-8291, 5950-00-645-9602, 5365-01-012-7393 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 25-178?

Key specifications for 25-178: Thread Quantity Per Inch: 20; Bearing Surface Type: CHAMFERED OR WASHER FACED; Nominal Thread Size: 0.500 INCHES IN; Thread Series: UNF. 11 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com