Seal Assembly, Shaft, Spring Loade4320-01-545-5956

NSN 4320-01-545-5956 · NIIN 015455956 · Part number 091-250-02-ZZZZ

Carver Pump Company · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 10941

Government record, cited

NSN 4320-01-545-5956 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-545-5956. Manufacturer of record part number: 091-250-02-ZZZZ.

Also searched as 4320-01-545-5956 · 4320015455956 · NIIN 015455956 · 01-545-5956 · FSC 4320 Power and Hand Pumps · CAGE 10941 · 091-250-02-ZZZZ · N-999-6108-B-001 ITEM90

Nearby stock numbers ← 4320-01-545-5877 Repair Kit, Pumping Assembly · 4320-01-545-5979 Pump Unit, Rotary →

Features

Seal Assembly,shaft,spring Loade — FSC 4320
General Characteristics Item Description: ASSEMBLY CONSISTS OF MATING RING, O-RING, PRIMARY RING, RETAINER, DISC, DRIVE BAND, BELLOWS, SPRING, SPRING HOLDER
2 manufacturer part numbers on file
Manufacturer of record: Carver Pump Company

Identification

NSN: 4320-01-545-5956
NIIN: 015455956
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: 091-250-02-ZZZZ
Manufacturer: Carver Pump Company

General Description

The Seal Assembly,shaft,spring Loade, cataloged under National Stock Number 4320-01-545-5956, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Carver Pump Company. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4320-01-545-5956
Primary Part Number	091-250-02-ZZZZ
Item Name	Seal Assembly,shaft,spring Loade
FSC / FSG	4320 / 43 — Power and Hand Pumps
Manufacturer	Carver Pump Company
Status	ACTIVE
General Characteristics Item Description	ASSEMBLY CONSISTS OF MATING RING, O-RING, PRIMARY RING, RETAINER, DISC, DRIVE BAND, BELLOWS, SPRING, SPRING HOLDER

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
091-250-02-ZZZZ PRIMARY	Carver Pump Company (USA)
N-999-6108-B-001 ITEM90	Carver Pump Company (USA)

No interchangeability data on file.

Other items in FSC 4320 — Power and Hand Pumps

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4320-00-001-1633

4320-00-001-1633 · Item name not on file

4320-00-001-2628

RETAINER AND PIN

4320-00-001-2629

HOUSING AND PIN

4320-00-001-2630

PUMP,CENTRIFUGAL

4320-00-001-2631

4320-00-001-2631 · Item name not on file

4320-00-001-2632

4320-00-001-2632 · Item name not on file

4320-00-001-3377

4320-00-001-3377 · Item name not on file

4320-00-001-3384

4320-00-001-3384 · Item name not on file

Frequently Asked Questions

What is NSN 4320-01-545-5956?

NSN 4320-01-545-5956 is a Seal Assembly,shaft,spring Loade, manufactured by Carver Pump Company, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-545-5956?

NSN 4320-01-545-5956 has 2 manufacturer part numbers on file: 091-250-02-ZZZZ (Carver Pump Company), N-999-6108-B-001 ITEM90 (Carver Pump Company).

What are the specifications of 091-250-02-ZZZZ?

Key specifications for 091-250-02-ZZZZ: General Characteristics Item Description: ASSEMBLY CONSISTS OF MATING RING, O-RING, PRIMARY RING, RETAINER, DISC, DRIVE BAND, BELLOWS, SPRING, SPRING HOLDER; Special Features: MATERIAL X F50 IDH; End Item Identification: CVN NUCLEAR REACTOR BOUNDARY AREA. 1 specification is documented in the U.S. Government catalog.

Is NSN 4320-01-545-5956 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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