PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1983-8Washer,shouldered

Hoffman Engineering, Llc Dba Hoffman Engineering Llc · NSN 5310-01-312-1631 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-312-1631 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-312-1631. Primary manufacturer part number: 1983-8.
Features
  • Washer,shouldered — FSC 5310
  • 1 verified cross-reference
  • Primary manufacturer: Hoffman Engineering, Llc Dba Hoffman Engineering Llc
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,shouldered, cataloged under National Stock Number 5310-01-312-1631, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Hoffman Engineering, Llc Dba Hoffman Engineering Llc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameWasher,shouldered
FSC / FSG5310 — No Item Name Available (FSG 53)
ManufacturersHoffman Engineering, Llc Dba Hoffman Engineering Llc (CAGE 06097)
Technical Specifications
ParameterValue
NSN5310-01-312-1631
Primary Part Number1983-8
Item NameWasher,shouldered
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerHoffman Engineering, Llc Dba Hoffman Engineering Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4730-00-012-67181983-8 INTERCHANGEABLE
Cap,tube
Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupler Division
5330-00-189-1469 INTERCHANGEABLE
Seal,plain Encased
4320-00-403-4754254964 INTERCHANGEABLE
Shaft,pump
Eaton Aerospace, Llc Dba Jackson South
3455-00-516-504419838 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
4730-01-200-055519838-813-Z INTERCHANGEABLE
Clamp,hose
Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution
4330-01-266-1410EL125 INTERCHANGEABLE
Filter Element,fluid
Beach Filter Products, Inc
Cross-Reference Index
Part NumberManufacturer
1983-8 PRIMARY Hoffman Engineering, Llc Dba Hoffman Engineering Llc (USA)
Related Parts
4730-00-012-6718INTERCHANGEABLE
CAP,TUBE
1983-8
5330-00-189-1469INTERCHANGEABLE
SEAL,PLAIN ENCASED
4320-00-403-4754INTERCHANGEABLE
SHAFT,PUMP
254964
3455-00-516-5044INTERCHANGEABLE
REAMER,MACHINE
19838
4730-01-200-0555INTERCHANGEABLE
CLAMP,HOSE
19838-813-Z
4330-01-266-1410INTERCHANGEABLE
FILTER ELEMENT,FLUID
EL125

Frequently Asked Questions

What is NSN 5310-01-312-1631?

NSN 5310-01-312-1631 is a Washer,shouldered, manufactured by Hoffman Engineering, Llc Dba Hoffman Engineering Llc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-312-1631?

NSN 5310-01-312-1631 has 1 cross-referenced part number: 1983-8 (Hoffman Engineering, Llc Dba Hoffman Engineering Llc).

What NSN replaces 5310-01-312-1631?

There are 6 known substitutes for 5310-01-312-1631: 4730-00-012-6718, 5330-00-189-1469, 4320-00-403-4754 and 3 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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