PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

45675Washer,key

Bourns Inc · NSN 5310-01-550-1435 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-550-1435 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-550-1435. Primary manufacturer part number: 45675.
Features
  • Washer,key — FSC 5310
  • 2 verified cross-references
  • Primary manufacturer: Bourns Inc
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,key, cataloged under National Stock Number 5310-01-550-1435, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Bourns Inc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-550-1435
Primary Part Number45675
Item NameWasher,key
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerBourns Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4210-00-428-383222867 INTERCHANGEABLE
Nozzle,fire Equipment
Badger Fire Protection Inc
Cross-Reference Index
Part NumberManufacturer
45675 PRIMARY Bourns Inc (USA)
45675 Cat Pumps Corp (USA)
Related Parts
4210-00-428-3832INTERCHANGEABLE
NOZZLE,FIRE EQUIPMENT
22867

Frequently Asked Questions

What is NSN 5310-01-550-1435?

NSN 5310-01-550-1435 is a Washer,key, manufactured by Bourns Inc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-550-1435?

NSN 5310-01-550-1435 has 2 cross-referenced part numbers: 45675 (Bourns Inc), 45675 (Cat Pumps Corp).

What NSN replaces 5310-01-550-1435?

There is 1 known substitute for 5310-01-550-1435: 4210-00-428-3832. Verify interchangeability with system specifications before substitution.

What are the specifications of 45675?

Key specifications for 45675: Part Name Assigned by Controlling Agency: WASHER,KEYHOLE; End Item Identification: 15 FRAME PLUNGER PUMP. 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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