PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

44-2004Washer,slotted

Hamilton Sundstrand Corporation · NSN 5310-01-449-6478 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-449-6478 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-449-6478. Primary manufacturer part number: 44-2004.
Features
  • Washer,slotted — FSC 5310
  • Material Thickness: 0.032 INCHES MINIMUM AND 0.037 INCHES MAXIMUM IN
  • Style Designator: SLOTTED
  • Material: COPPER ALLOY 360 OR COPPER ALLOY 260 OVERALL
  • Material Document and Classification: QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-B-613 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Outside Diameter: 0.139 INCHES MINIMUM AND 0.144 INCHES MAXIMUM IN
  • Hole Diameter: 0.045 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN
  • 1 verified cross-reference
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Copper Alloy 360 or Copper Alloy 260 Overall construction
General Description

The Washer,slotted, cataloged under National Stock Number 5310-01-449-6478, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Hamilton Sundstrand Corporation. Government technical data includes 6 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
NSN5310-01-449-6478
Primary Part Number44-2004
Item NameWasher,slotted
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerHamilton Sundstrand Corporation
StatusACTIVE
Material Thickness0.032 INCHES MINIMUM AND 0.037 INCHES MAXIMUM IN
Style DesignatorSLOTTED
MaterialCOPPER ALLOY 360 OR COPPER ALLOY 260 OVERALL
Material Document and ClassificationQQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-B-613 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Outside Diameter0.139 INCHES MINIMUM AND 0.144 INCHES MAXIMUM IN
Hole Diameter0.045 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
6550-01-189-2068442004 INTERCHANGEABLE
Culture Medium,mycobacteria
Becton, Dickinson and Co Dba Becton Dickinson & Co
6550-01-475-1049442004 INTERCHANGEABLE
Culture Medium,mycobacteria
Becton, Dickinson and Company Dba Becton Dickinson & Co
6145-01-665-889744-20-04 INTERCHANGEABLE
Cable,special Purpose,electrical
Maritime Applied Physics Corporation Dba Blacksea Technologies
Cross-Reference Index
Part NumberManufacturer
44-2004 PRIMARY Hamilton Sundstrand Corporation (USA)
Related Parts
6550-01-189-2068INTERCHANGEABLE
CULTURE MEDIUM,MYCOBACTERIA
442004
6550-01-475-1049INTERCHANGEABLE
CULTURE MEDIUM,MYCOBACTERIA
442004
6145-01-665-8897INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
44-20-04

Frequently Asked Questions

What is NSN 5310-01-449-6478?

NSN 5310-01-449-6478 is a Washer,slotted, manufactured by Hamilton Sundstrand Corporation, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-449-6478?

NSN 5310-01-449-6478 has 1 cross-referenced part number: 44-2004 (Hamilton Sundstrand Corporation).

What NSN replaces 5310-01-449-6478?

There are 3 known substitutes for 5310-01-449-6478: 6550-01-189-2068, 6550-01-475-1049, 6145-01-665-8897. Verify interchangeability with system specifications before substitution.

What are the specifications of 44-2004?

Key specifications for 44-2004: Material Thickness: 0.032 INCHES MINIMUM AND 0.037 INCHES MAXIMUM IN; Style Designator: SLOTTED; Material: COPPER ALLOY 360 OR COPPER ALLOY 260 OVERALL; Material Document and Classification: QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-B-613 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 6 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