PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

404032Carrier Assembly

Barber-Nichols, Llc · NSN 4320-01-109-2550 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-109-2550 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-109-2550. Primary manufacturer part number: 404032.
Features
  • Carrier Assembly — FSC 4320
  • 2 verified cross-references
  • Primary manufacturer: Barber-Nichols, Llc
Applications
  • Hydraulic and pneumatic systems
  • Industrial process pumping
  • Military vehicle hydraulics
General Description

The Carrier Assembly, cataloged under National Stock Number 4320-01-109-2550, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Barber-Nichols, Llc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameCarrier Assembly
FSC / FSG4320 — No Item Name Available (FSG 43)
ManufacturersBarber-Nichols, Llc (CAGE 57377); Vard Newport (CAGE 15052)
Technical Specifications
ParameterValue
NSN4320-01-109-2550
Primary Part Number404032
Item NameCarrier Assembly
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerBarber-Nichols, Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
4820-01-475-9926713-01 INTERCHANGEABLE
Retainer,disk,valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-475-9944707-00 INTERCHANGEABLE
Retainer,disk,valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-476-0227709-02 INTERCHANGEABLE
Seat,valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-476-033260078-00 INTERCHANGEABLE
Cap,valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
5995-01-696-5796404032 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Nexiq Technologies
Cross-Reference Index
Part NumberManufacturer
404032 Barber-Nichols, Llc (USA)
404032 Vard Newport (USA)
Related Parts
4820-01-475-9926INTERCHANGEABLE
RETAINER,DISK,VALVE
713-01
4820-01-475-9944INTERCHANGEABLE
RETAINER,DISK,VALVE
707-00
4820-01-476-0227INTERCHANGEABLE
SEAT,VALVE
709-02
4820-01-476-0332INTERCHANGEABLE
CAP,VALVE
60078-00
5995-01-696-5796INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
404032

Frequently Asked Questions

What is NSN 4320-01-109-2550?

NSN 4320-01-109-2550 is a Carrier Assembly, manufactured by Barber-Nichols, Llc, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-109-2550?

NSN 4320-01-109-2550 has 2 cross-referenced part numbers: 404032 (Barber-Nichols, Llc), 404032 (Vard Newport).

What NSN replaces 4320-01-109-2550?

There are 5 known substitutes for 4320-01-109-2550: 4820-01-475-9926, 4820-01-475-9944, 4820-01-476-0227 and 2 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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