PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

41964Washer,flat

The Walworth Company · NSN 5310-00-903-2029 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-903-2029 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-903-2029. Primary manufacturer part number: 41964.
Features
  • Washer,flat — FSC 5310
  • Criticality Code Justification: ZZZY
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.
  • 1 verified cross-reference
  • Primary manufacturer: The Walworth Company
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-903-2029, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is The Walworth Company. Government technical data includes 2 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-903-2029
Primary Part Number41964
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerThe Walworth Company
StatusACTIVE
Criticality Code JustificationZZZY
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5331-00-663-5254032214 INTERCHANGEABLE
O-Ring
Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems
3020-01-372-561041-964 INTERCHANGEABLE
Pulley,groove
Delta Intl Machinery Corp
5330-01-495-08864622-25002000N INTERCHANGEABLE
Packing,preformed
Moog Inc. Dba Ampac-Isp Corp
Cross-Reference Index
Part NumberManufacturer
41964 The Walworth Company (USA)
Related Parts
5331-00-663-5254INTERCHANGEABLE
O-RING
032214
3020-01-372-5610INTERCHANGEABLE
PULLEY,GROOVE
41-964
5330-01-495-0886INTERCHANGEABLE
PACKING,PREFORMED
4622-25002000N

Frequently Asked Questions

What is NSN 5310-00-903-2029?

NSN 5310-00-903-2029 is a Washer,flat, manufactured by The Walworth Company, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-903-2029?

NSN 5310-00-903-2029 has 1 cross-referenced part number: 41964 (The Walworth Company).

What NSN replaces 5310-00-903-2029?

There are 3 known substitutes for 5310-00-903-2029: 5331-00-663-5254, 3020-01-372-5610, 5330-01-495-0886. Verify interchangeability with system specifications before substitution.

What are the specifications of 41964?

Key specifications for 41964: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.. 2 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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