PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

D-5081-65-2482Seal Assembly,shaft,spring Loade

Buffaloes Fire Pump Inc. Dba R B Pump Co · NSN 4320-01-408-7254 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-408-7254 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-408-7254. Primary manufacturer part number: D-5081-65-2482.
Features
  • Seal Assembly,shaft,spring Loade — FSC 4320
  • 3 verified cross-references
  • Primary manufacturer: Buffaloes Fire Pump Inc. Dba R B Pump Co
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Mechanical energy storage
  • Vibration dampening
General Description

The Seal Assembly,shaft,spring Loade, cataloged under National Stock Number 4320-01-408-7254, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Buffaloes Fire Pump Inc. Dba R B Pump Co. This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameSeal Assembly,shaft,spring Loade
FSC / FSG4320 — No Item Name Available (FSG 43)
ManufacturersBuffaloes Fire Pump Inc. Dba R B Pump Co (CAGE 62503); Flowserve Pump Corporation Div Fluid Sealing Division (CAGE 67209)
Technical Specifications
ParameterValue
NSN4320-01-408-7254
Primary Part NumberD-5081-65-2482
Item NameSeal Assembly,shaft,spring Loade
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerBuffaloes Fire Pump Inc. Dba R B Pump Co
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5310-00-006-817221125 INTERCHANGEABLE
Nut,plain,hexagon
Industrial Technologies and Services Llc
4920-01-019-99433-7019 INTERCHANGEABLE
Barrel,pump,valve
Chapin R E Mfg Works Inc
5310-01-212-601321125 INTERCHANGEABLE
Nut Check
Parker Hannifin Corporation Div Hydraulic Systems Division
4810-01-414-806021125-002 INTERCHANGEABLE
Valve,linear,directional Control
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4820-01-415-385121125-1003-1 INTERCHANGEABLE
Alignment,rod
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4810-01-415-735221125-1001-1 INTERCHANGEABLE
Plunger,actuator
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
Cross-Reference Index
Part NumberManufacturer
D-5081 ITEM 65 Buffaloes Fire Pump Inc. Dba R B Pump Co (USA)
D-5081-65-2482 PRIMARY Buffaloes Fire Pump Inc. Dba R B Pump Co (USA)
21-125 Flowserve Pump Corporation Div Fluid Sealing Division (USA)
Related Parts
5310-00-006-8172INTERCHANGEABLE
NUT,PLAIN,HEXAGON
21125
4920-01-019-9943INTERCHANGEABLE
BARREL,PUMP,VALVE
3-7019
5310-01-212-6013INTERCHANGEABLE
NUT CHECK
21125
4810-01-414-8060INTERCHANGEABLE
VALVE,LINEAR,DIRECTIONAL CONTROL
21125-002
4820-01-415-3851INTERCHANGEABLE
ALIGNMENT,ROD
21125-1003-1
4810-01-415-7352INTERCHANGEABLE
PLUNGER,ACTUATOR
21125-1001-1

Frequently Asked Questions

What is NSN 4320-01-408-7254?

NSN 4320-01-408-7254 is a Seal Assembly,shaft,spring Loade, manufactured by Buffaloes Fire Pump Inc. Dba R B Pump Co, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-408-7254?

NSN 4320-01-408-7254 has 3 cross-referenced part numbers: D-5081 ITEM 65 (Buffaloes Fire Pump Inc. Dba R B Pump Co), D-5081-65-2482 (Buffaloes Fire Pump Inc. Dba R B Pump Co), 21-125 (Flowserve Pump Corporation Div Fluid Sealing Division).

What NSN replaces 4320-01-408-7254?

There are 6 known substitutes for 4320-01-408-7254: 5310-00-006-8172, 4920-01-019-9943, 5310-01-212-6013 and 3 more. Verify interchangeability with system specifications before substitution.

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