PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

43507Pin,piston

Bourns Inc · NSN 4310-01-549-0061 · FSC 4310 · No Item Name Available
Verified by PartsTable
NSN 4310-01-549-0061 — this item is cataloged by the U.S. Government under National Stock Number 4310-01-549-0061. Primary manufacturer part number: 43507.
Features
  • Pin,piston — FSC 4310
  • 2 verified cross-references
  • Primary manufacturer: Bourns Inc
Applications
  • Hydraulic and pneumatic systems
  • Industrial process pumping
  • Military vehicle hydraulics
General Description

The Pin,piston, cataloged under National Stock Number 4310-01-549-0061, is classified within Federal Supply Class 4310 (No Item Name Available) of the Pumps and Compressors 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4310-01-549-0061
Primary Part Number43507
Item NamePin,piston
FSC / FSG4310 / 43 — No Item Name Available
ManufacturerBourns Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
6930-00-474-602943507 INTERCHANGEABLE
Motor Assembly,prop
Cae Usa Inc.
5930-00-572-35352074790-1 INTERCHANGEABLE
Switch,toggle
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5998-00-757-326343507 INTERCHANGEABLE
Circuit Card Assembly
L3harris Technologies, Inc. Div Space and Airborne Systems
5330-01-157-7578 INTERCHANGEABLE
Gasket
5340-01-329-031143507 INTERCHANGEABLE
Plate,mounting
National Oil Well Dba Iec Baylor
2995-01-368-345143521 INTERCHANGEABLE
Parts Kit,anti-Icing Valve
Meggitt North Hollywood Inc
5120-01-398-770700943507000 INTERCHANGEABLE
Socket,socket Wrench
Sears, Roebuck and Co. Dba Sears Div Sears Commercial
5340-01-412-12834350700317 INTERCHANGEABLE
Plate,mounting
Titan Distribution Inc Dba Titan Tire
4935-01-657-518443507 INTERCHANGEABLE
Modification Kit,maintenance and
Jergens Inc Div Tooling Components Division
Cross-Reference Index
Part NumberManufacturer
43507 Cat Pumps Corp (USA)
43507 PRIMARY Bourns Inc (USA)
Related Parts
6930-00-474-6029INTERCHANGEABLE
MOTOR ASSEMBLY,PROP
43507
5930-00-572-3535INTERCHANGEABLE
SWITCH,TOGGLE
2074790-1
5998-00-757-3263INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
43507
5330-01-157-7578INTERCHANGEABLE
GASKET
5340-01-329-0311INTERCHANGEABLE
PLATE,MOUNTING
43507
2995-01-368-3451INTERCHANGEABLE
PARTS KIT,ANTI-ICING VALVE
43521
5120-01-398-7707INTERCHANGEABLE
SOCKET,SOCKET WRENCH
00943507000
5340-01-412-1283INTERCHANGEABLE
PLATE,MOUNTING
4350700317
4935-01-657-5184INTERCHANGEABLE
MODIFICATION KIT,MAINTENANCE AND
43507

Frequently Asked Questions

What is NSN 4310-01-549-0061?

NSN 4310-01-549-0061 is a Pin,piston, manufactured by Bourns Inc, classified under FSC 4310 (No Item Name Available). Status: active.

What are the part numbers for NSN 4310-01-549-0061?

NSN 4310-01-549-0061 has 2 cross-referenced part numbers: 43507 (Cat Pumps Corp), 43507 (Bourns Inc).

What NSN replaces 4310-01-549-0061?

There are 9 known substitutes for 4310-01-549-0061: 6930-00-474-6029, 5930-00-572-3535, 5998-00-757-3263 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 43507?

Key specifications for 43507: End Item Identification: PLUNGER PUMP; Special Features: NAME ASSIGNED BY MANUFACTURER PIN, CROSSHEAD. 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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