PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

81328502Nut,plain,slotted,hexagon

Fairbanks Morse, Llc · NSN 5310-00-275-1853 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-275-1853 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-275-1853. Primary manufacturer part number: 81328502.
Features
  • Nut,plain,slotted,hexagon — FSC 5310
  • Width Across Flats: 1.088 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN
  • Bearing Surface Type: CHAMFERED OR WASHER FACED
  • Thread Quantity Per Inch: 16
  • Nominal Thread Size: 0.750 INCHES IN
  • Thread Series: UNF
  • Thread Direction: RIGHT-HAND
  • Nut Height: 1.000 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Nut,plain,slotted,hexagon, cataloged under National Stock Number 5310-00-275-1853, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Fairbanks Morse, Llc. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-275-1853
Primary Part Number81328502
Item NameNut,plain,slotted,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerFairbanks Morse, Llc
StatusACTIVE
Width Across Flats1.088 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN
Bearing Surface TypeCHAMFERED OR WASHER FACED
Thread Quantity Per Inch16
Nominal Thread Size0.750 INCHES IN
Thread SeriesUNF
Thread DirectionRIGHT-HAND
Nut Height1.000 INCHES NOMINAL IN
Thread Class3B
Departure From Cited DesignatorAS MODIFIED BY MATL OR THD CLASS OR HEIGHT
Surface Treatment Document and ClassificationQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Nut StyleSLOTTED, HEXAGON
Nondefinitive Spec/std Data4 TYPE AND 2 STYLE
MaterialSTEEL OVERALL
Surface TreatmentCADMIUM AND CHROMATE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5310-00-207-9292 INTERCHANGEABLE
Nut,plain,slotted,hexagon
5310-00-275-191610ADE805APC12 INTERCHANGEABLE
Nut,plain,slotted,hexagon
Fairbanks Morse, Llc
5310-00-275-19337375688 INTERCHANGEABLE
Nut,plain,slotted,hexagon
U S Army Tank Automotive Command Amsta-Im-Mm
5310-00-275-1979 INTERCHANGEABLE
Nut,plain,slotted,hexagon
5310-00-424-74293H1918N20 INTERCHANGEABLE
Nut,plain,slotted,hexagon
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5310-00-543-2527 INTERCHANGEABLE
Nut,plain,slotted,hexagon
Cross-Reference Index
Part NumberManufacturer
81328502 PRIMARY Fairbanks Morse, Llc (USA)
428699 Wabco Construction and Mining Equipment Group Indianapolis Plant an American Standard Inc Co (USA)
81328502 Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine (USA)
3H1918N20 Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
FFN836GPBTYPE2STYLE2 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
FFN836TYPE4STYLE2 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
N11FM28CX3-4 16THD Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine (USA)
Related Parts
5310-00-207-9292INTERCHANGEABLE
NUT,PLAIN,SLOTTED,HEXAGON
5310-00-275-1916INTERCHANGEABLE
NUT,PLAIN,SLOTTED,HEXAGON
10ADE805APC12
5310-00-275-1933INTERCHANGEABLE
NUT,PLAIN,SLOTTED,HEXAGON
7375688
5310-00-275-1979INTERCHANGEABLE
NUT,PLAIN,SLOTTED,HEXAGON
5310-00-424-7429INTERCHANGEABLE
NUT,PLAIN,SLOTTED,HEXAGON
3H1918N20
5310-00-543-2527INTERCHANGEABLE
NUT,PLAIN,SLOTTED,HEXAGON

Frequently Asked Questions

What is NSN 5310-00-275-1853?

NSN 5310-00-275-1853 is a Nut,plain,slotted,hexagon, manufactured by Fairbanks Morse, Llc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-275-1853?

NSN 5310-00-275-1853 has 7 cross-referenced part numbers: 81328502 (Fairbanks Morse, Llc), 428699 (Wabco Construction and Mining Equipment Group Indianapolis Plant an American Standard Inc Co), 81328502 (Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine), 3H1918N20 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), FFN836GPBTYPE2STYLE2 (Federal Specifications Promulgated by General Services Administration Washington DC) and 2 more.

What NSN replaces 5310-00-275-1853?

There are 6 known substitutes for 5310-00-275-1853: 5310-00-207-9292, 5310-00-275-1916, 5310-00-275-1933 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 81328502?

Key specifications for 81328502: Width Across Flats: 1.088 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN; Bearing Surface Type: CHAMFERED OR WASHER FACED; Thread Quantity Per Inch: 16; Nominal Thread Size: 0.750 INCHES IN. 14 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