PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

821-3Nut,plain,slotted,hexagon

Dexter Axle Company Llc · NSN 5310-01-372-7128 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-372-7128 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-372-7128. Primary manufacturer part number: 821-3.
Features
  • Nut,plain,slotted,hexagon — FSC 5310
  • Thread Direction: RIGHT-HAND
  • Nut Height: 0.535 INCHES MINIMUM AND 0.559 INCHES MAXIMUM IN
  • Bearing Surface Type: CHAMFERED
  • Nominal Thread Size: 1.000 INCHES IN
  • Thread Series: UNS
  • Thread Class: 2B
  • Nut Style: SLOTTED, HEXAGON
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 5310-01-372-7128, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Dexter Axle Company Llc. Government technical data includes 10 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-372-7128
Primary Part Number821-3
Item NameNut,plain,slotted,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerDexter Axle Company Llc
StatusACTIVE
Thread DirectionRIGHT-HAND
Nut Height0.535 INCHES MINIMUM AND 0.559 INCHES MAXIMUM IN
Bearing Surface TypeCHAMFERED
Nominal Thread Size1.000 INCHES IN
Thread SeriesUNS
Thread Class2B
Nut StyleSLOTTED, HEXAGON
Thread Quantity Per Inch14
Width Across Flats1.653 INCHES MINIMUM AND 1.732 INCHES MAXIMUM IN
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6810-00-139-5251 INTERCHANGEABLE
Sour Indicator
5930-00-296-9042 INTERCHANGEABLE
Switch,toggle
4730-00-360-0604150D-90AL INTERCHANGEABLE
Coupling Half,quick Disconnect
Dvcc, Llc
5307-00-365-63328213 INTERCHANGEABLE
Stud,recessed and Stepped
Cummins Inc.
6135-00-752-1589 INTERCHANGEABLE
Battery,nonrechargeable
4230-01-006-12888123 INTERCHANGEABLE
Shower,emergency Drench
Haws Co Inc Dba Western Emergency Equipment
5340-01-024-62248213 INTERCHANGEABLE
Ring,seal
Circor Aerospace, Inc. Dba Circor Aerospace Inc
5977-01-130-1901DRA3-4(1500) INTERCHANGEABLE
Holder,electrical Contact Brush
Conductix Inc Div Conductix Wampfler
5330-01-437-43666333U-017 INTERCHANGEABLE
Parts Kit,seal Replacement,mecha
Eaton Corporation Dba Jackson Plant
6515-01-441-79018213 INTERCHANGEABLE
Osteotome
Linvatec Corporation Div Linvatec
Cross-Reference Index
Part NumberManufacturer
821-3 Dexter Axle Company Llc (USA)
Related Parts
6810-00-139-5251INTERCHANGEABLE
SOUR INDICATOR
5930-00-296-9042INTERCHANGEABLE
SWITCH,TOGGLE
4730-00-360-0604INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
150D-90AL
5307-00-365-6332INTERCHANGEABLE
STUD,RECESSED AND STEPPED
8213
6135-00-752-1589INTERCHANGEABLE
BATTERY,NONRECHARGEABLE
4230-01-006-1288INTERCHANGEABLE
SHOWER,EMERGENCY DRENCH
8123
5340-01-024-6224INTERCHANGEABLE
RING,SEAL
8213
5977-01-130-1901INTERCHANGEABLE
HOLDER,ELECTRICAL CONTACT BRUSH
DRA3-4(1500)
5330-01-437-4366INTERCHANGEABLE
PARTS KIT,SEAL REPLACEMENT,MECHA
6333U-017
6515-01-441-7901INTERCHANGEABLE
OSTEOTOME
8213
7105-01-462-1048INTERCHANGEABLE
MIRROR,GLASS
8213
5920-01-514-5912INTERCHANGEABLE
MAT,ELECTROSTATIC DISCHARGING

Frequently Asked Questions

What is NSN 5310-01-372-7128?

NSN 5310-01-372-7128 is a Nut,plain,slotted,hexagon, manufactured by Dexter Axle Company Llc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-372-7128?

NSN 5310-01-372-7128 has 1 cross-referenced part number: 821-3 (Dexter Axle Company Llc).

What NSN replaces 5310-01-372-7128?

There are 12 known substitutes for 5310-01-372-7128: 6810-00-139-5251, 5930-00-296-9042, 4730-00-360-0604 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 821-3?

Key specifications for 821-3: Thread Direction: RIGHT-HAND; Nut Height: 0.535 INCHES MINIMUM AND 0.559 INCHES MAXIMUM IN; Bearing Surface Type: CHAMFERED; Nominal Thread Size: 1.000 INCHES IN. 10 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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