Seal Assembly, Shaft, Spring Loade4320-01-616-6529

NSN 4320-01-616-6529 · NIIN 016166529 · Part number 7998-HNA

West Side Tractor Sales Co · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 02YK8

Government record, cited

NSN 4320-01-616-6529 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-616-6529. Manufacturer of record part number: 7998-HNA.

Also searched as 4320-01-616-6529 · 4320016166529 · NIIN 016166529 · 01-616-6529 · FSC 4320 Power and Hand Pumps · CAGE 02YK8 · 7998-HNA

Nearby stock numbers ← 4320-01-616-6492 Ring, Wearing · 4320-01-616-7149 Pump, Centrifugal →

Features

Seal Assembly,shaft,spring Loade — FSC 4320
1 manufacturer part number on file
Manufacturer of record: West Side Tractor Sales Co

Identification

NSN: 4320-01-616-6529
NIIN: 016166529
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: 7998-HNA
Manufacturer: West Side Tractor Sales Co

General Description

The Seal Assembly,shaft,spring Loade, cataloged under National Stock Number 4320-01-616-6529, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is West Side Tractor Sales Co. 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	4320-01-616-6529
Primary Part Number	7998-HNA
Item Name	Seal Assembly,shaft,spring Loade
FSC / FSG	4320 / 43 — Power and Hand Pumps
Manufacturer	West Side Tractor Sales Co
Status	ACTIVE

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
7998-HNA PRIMARY	West Side Tractor Sales Co (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 4320-01-616-6529?

NSN 4320-01-616-6529 is a Seal Assembly,shaft,spring Loade, manufactured by West Side Tractor Sales Co, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-616-6529?

NSN 4320-01-616-6529 has 1 manufacturer part number on file: 7998-HNA (West Side Tractor Sales Co).

What are the specifications of 7998-HNA?

Key specifications for 7998-HNA: End Item Identification: 3810-01-550-3454. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4320-01-616-6529 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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