PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

53048Backup,special

Haskel International, Llc Dba Haskel International, Llc · NSN 4320-01-383-6183 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-383-6183 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-383-6183. Primary manufacturer part number: 53048.
Features
  • Backup,special — FSC 4320
  • 2 verified cross-references
  • Primary manufacturer: Haskel International, Llc Dba Haskel International, Llc
Applications
  • Hydraulic and pneumatic systems
  • Industrial process pumping
  • Military vehicle hydraulics
General Description

The Backup,special, cataloged under National Stock Number 4320-01-383-6183, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Haskel International, Llc Dba Haskel International, Llc. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameBackup,special
FSC / FSG4320 — No Item Name Available (FSG 43)
ManufacturersHaskel International, Llc Dba Haskel International, Llc (CAGE 81400)
Technical Specifications
ParameterValue
NSN4320-01-383-6183
Primary Part Number53048
Item NameBackup,special
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerHaskel International, Llc Dba Haskel International, Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5120-00-221-10725120-00-221-1072 INTERCHANGEABLE
Punch,center,automatic
General Services Administration Federal Supply Service
3040-00-395-9494SM-B-157266 INTERCHANGEABLE
Shaft,straight
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
4820-01-230-3677 INTERCHANGEABLE
Seat,valve
4320-01-369-0364 INTERCHANGEABLE
Pump,reciprocating
4320-01-383-6238 INTERCHANGEABLE
Valve,inlet Check
4320-01-383-6252 INTERCHANGEABLE
Barrel,air,special
4310-01-417-4592 INTERCHANGEABLE
Stem,finger
4320-01-417-4597 INTERCHANGEABLE
Connecting Rod,piston
5307-01-477-1322 INTERCHANGEABLE
Stud,shouldered
4820-01-521-548253048 INTERCHANGEABLE
Valve,regulating,system Pressure
Electro Impulse Laboratory Inc Dba Electro Impulse Inc
Cross-Reference Index
Part NumberManufacturer
53048 Haskel International, Llc Dba Haskel International, Llc (USA)
52601 Haskel International, Llc Dba Haskel International, Llc (USA)
Related Parts
5120-00-221-1072INTERCHANGEABLE
PUNCH,CENTER,AUTOMATIC
5120-00-221-1072
3040-00-395-9494INTERCHANGEABLE
SHAFT,STRAIGHT
SM-B-157266
4820-01-230-3677INTERCHANGEABLE
SEAT,VALVE
4320-01-369-0364INTERCHANGEABLE
PUMP,RECIPROCATING
4320-01-383-6238INTERCHANGEABLE
VALVE,INLET CHECK
4320-01-383-6252INTERCHANGEABLE
BARREL,AIR,SPECIAL
4310-01-417-4592INTERCHANGEABLE
STEM,FINGER
4320-01-417-4597INTERCHANGEABLE
CONNECTING ROD,PISTON
5307-01-477-1322INTERCHANGEABLE
STUD,SHOULDERED
4820-01-521-5482INTERCHANGEABLE
VALVE,REGULATING,SYSTEM PRESSURE
53048

Frequently Asked Questions

What is NSN 4320-01-383-6183?

NSN 4320-01-383-6183 is a Backup,special, manufactured by Haskel International, Llc Dba Haskel International, Llc, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-383-6183?

NSN 4320-01-383-6183 has 2 cross-referenced part numbers: 53048 (Haskel International, Llc Dba Haskel International, Llc), 52601 (Haskel International, Llc Dba Haskel International, Llc).

What NSN replaces 4320-01-383-6183?

There are 10 known substitutes for 4320-01-383-6183: 5120-00-221-1072, 3040-00-395-9494, 4820-01-230-3677 and 7 more. Verify interchangeability with system specifications before substitution.

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