Seal Assembly, Shaft, Spring Loade4320-01-279-7337

NSN 4320-01-279-7337 · NIIN 012797337 · Part number US71089 AND 74000 MOD

Naval Sea Systems Command · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 53711

Government record, cited

NSN 4320-01-279-7337 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-279-7337. Manufacturer of record part number: US71089 AND 74000 MOD.

Also searched as 4320-01-279-7337 · 4320012797337 · NIIN 012797337 · 01-279-7337 · FSC 4320 Power and Hand Pumps · CAGE 53711 · US71089 AND 74000 MOD

Nearby stock numbers ← 4320-01-279-7335 Seal Assembly, Shaft, Spring Loade · 4320-01-279-7338 Seal Assembly, Shaft, Spring Loade →

Features

Seal Assembly,shaft,spring Loade — FSC 4320
General Characteristics Item Description: SHAFT DIA. FOR SEAL-17.750 IN.; SEAL ASSY CONSISTS OF: INFLATABLE SEAL,EMERGENCY PACKING SUBASSEMBLY AND NON-RUBBER PRELOAD MECHANICAL FACE TYPE SEAL IN
1 manufacturer part number on file
Manufacturer of record: Naval Sea Systems Command

Identification

NSN: 4320-01-279-7337
NIIN: 012797337
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: US71089 AND 74000 MOD
Manufacturer: Naval Sea Systems Command

General Description

The Seal Assembly,shaft,spring Loade, cataloged under National Stock Number 4320-01-279-7337, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4320-01-279-7337
Primary Part Number	US71089 AND 74000 MOD
Item Name	Seal Assembly,shaft,spring Loade
FSC / FSG	4320 / 43 — Power and Hand Pumps
Manufacturer	Naval Sea Systems Command
Status	ACTIVE
General Characteristics Item Description	SHAFT DIA. FOR SEAL-17.750 IN.; SEAL ASSY CONSISTS OF: INFLATABLE SEAL,EMERGENCY PACKING SUBASSEMBLY AND NON-RUBBER PRELOAD MECHANICAL FACE TYPE SEAL IN

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
US71089 AND 74000 MOD PRIMARY	Naval Sea Systems Command (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 4320-01-279-7337?

NSN 4320-01-279-7337 is a Seal Assembly,shaft,spring Loade, manufactured by Naval Sea Systems Command, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-279-7337?

NSN 4320-01-279-7337 has 1 manufacturer part number on file: US71089 AND 74000 MOD (Naval Sea Systems Command).

What are the specifications of US71089 AND 74000 MOD?

Key specifications for US71089 AND 74000 MOD: General Characteristics Item Description: SHAFT DIA. FOR SEAL-17.750 IN.; SEAL ASSY CONSISTS OF: INFLATABLE SEAL,EMERGENCY PACKING SUBASSEMBLY AND NON-RUBBER PRELOAD MECHANICAL FACE TYPE SEAL IN; End Item Identification: STERN TUBE SEAL-MAIN PROPULSION SHAFTS. 1 specification is documented in the U.S. Government catalog.

Is NSN 4320-01-279-7337 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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