PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FFW84CLASSASTYLE3Washer,lock

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 5310-00-013-1084 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-013-1084 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-013-1084. Primary manufacturer part number: FFW84CLASSASTYLE3.
Features
  • Washer,lock — FSC 5310
  • Hardness Rating: 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
  • Outside Diameter: 0.226 INCHES MAXIMUM IN
  • Nondefinitive Spec/std Data: 3 STYLE AND A CLASS
  • Style Designator: SPLIT HELICAL-RIGHT HAND
  • Material Thickness: 0.031 INCHES MINIMUM AND 0.037 INCHES MAXIMUM IN
  • Hole Diameter: 0.115 INCHES MINIMUM AND 0.124 INCHES MAXIMUM IN
  • Material Document and Classification: FED STD 66,AISI C1060 THRU C1080 OR SAE 1060 THRU 1080 MIL STD SINGLE MATERIAL RESPONSE OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Washer,lock, cataloged under National Stock Number 5310-00-013-1084, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 manufacturers, 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
NSN5310-00-013-1084
Primary Part NumberFFW84CLASSASTYLE3
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusACTIVE
Hardness Rating45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
Outside Diameter0.226 INCHES MAXIMUM IN
Nondefinitive Spec/std Data3 STYLE AND A CLASS
Style DesignatorSPLIT HELICAL-RIGHT HAND
Material Thickness0.031 INCHES MINIMUM AND 0.037 INCHES MAXIMUM IN
Hole Diameter0.115 INCHES MINIMUM AND 0.124 INCHES MAXIMUM IN
Material Document and ClassificationFED STD 66,AISI C1060 THRU C1080 OR SAE 1060 THRU 1080 MIL STD SINGLE MATERIAL RESPONSE OVERALL
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5310-00-010-8579 INTERCHANGEABLE
Washer,lock
5310-00-012-0638 INTERCHANGEABLE
Washer,lock
5310-00-013-1095830 INTERCHANGEABLE
Washer,lock
John Deer Consumer Products Inc
5310-00-013-109612X544 INTERCHANGEABLE
Washer,lock
Napco International Llc Dba Napco International Inc
5310-00-013-1097 INTERCHANGEABLE
Washer,lock
5310-00-013-1098 INTERCHANGEABLE
Washer,lock
5310-00-013-1116 INTERCHANGEABLE
Washer,lock
5310-00-013-1121 INTERCHANGEABLE
Washer,lock
5310-00-013-1139 INTERCHANGEABLE
Washer,lock
5310-00-013-1140 INTERCHANGEABLE
Washer,lock
Cross-Reference Index
Part NumberManufacturer
FFW84CLASSASTYLE3 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
H965170405 Kearfott Corporation Div Guidance and Navigation Division (USA)
0912303-5 Agco Corp Parts Opn (USA)
131084 General Motors Corp (USA)
90369 Briggs and Stratton Corp (USA)
MS35339-2 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
912303 Allis-Chalmers Corp (USA)
0912303 Allis-Chalmers Corp (USA)
Related Parts
5310-00-010-8579INTERCHANGEABLE
WASHER,LOCK
5310-00-012-0638INTERCHANGEABLE
WASHER,LOCK
5310-00-013-1095INTERCHANGEABLE
WASHER,LOCK
830
5310-00-013-1096INTERCHANGEABLE
WASHER,LOCK
12X544
5310-00-013-1097INTERCHANGEABLE
WASHER,LOCK
5310-00-013-1098INTERCHANGEABLE
WASHER,LOCK
5310-00-013-1116INTERCHANGEABLE
WASHER,LOCK
5310-00-013-1121INTERCHANGEABLE
WASHER,LOCK
5310-00-013-1139INTERCHANGEABLE
WASHER,LOCK
5310-00-013-1140INTERCHANGEABLE
WASHER,LOCK
5310-00-013-1141INTERCHANGEABLE
WASHER,LOCK
5310-00-013-1142INTERCHANGEABLE
WASHER,LOCK

Frequently Asked Questions

What is NSN 5310-00-013-1084?

NSN 5310-00-013-1084 is a Washer,lock, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-013-1084?

NSN 5310-00-013-1084 has 8 cross-referenced part numbers: FFW84CLASSASTYLE3 (Federal Specifications Promulgated by General Services Administration Washington DC), H965170405 (Kearfott Corporation Div Guidance and Navigation Division), 0912303-5 (Agco Corp Parts Opn), 131084 (General Motors Corp), 90369 (Briggs and Stratton Corp) and 3 more.

What NSN replaces 5310-00-013-1084?

There are 12 known substitutes for 5310-00-013-1084: 5310-00-010-8579, 5310-00-012-0638, 5310-00-013-1095 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of FFW84CLASSASTYLE3?

Key specifications for FFW84CLASSASTYLE3: Hardness Rating: 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM; Outside Diameter: 0.226 INCHES MAXIMUM IN; Nondefinitive Spec/std Data: 3 STYLE AND A CLASS; Style Designator: SPLIT HELICAL-RIGHT HAND. 8 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