Seal Assembly, Shaft, Spring Loade4320-01-643-6062

NSN 4320-01-643-6062 · NIIN 016436062 · Part number P3-961-0131

M.t. Davidson Company · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 16062

Government record, cited

NSN 4320-01-643-6062 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-643-6062. Manufacturer of record part number: P3-961-0131.

Also searched as 4320-01-643-6062 · 4320016436062 · NIIN 016436062 · 01-643-6062 · FSC 4320 Power and Hand Pumps · CAGE 16062 · P3-961-0131 · D3-433-0006 REV F ITEM 16

Nearby stock numbers ← 4320-01-643-5963 Pump, Hydraulic · 4320-01-643-6113 Pump, Centrifugal →

Features

Seal Assembly,shaft,spring Loade — FSC 4320
Accessory Components and Quantity: 1 MATING RING;CUP;PRIMARY RING;BELLOWS;DRIVE BAND;RETAINER;SPRING;SPRING HOLDER
Material: STEEL CORROSION RESISTING
2 manufacturer part numbers on file
Manufacturer of record: M.t. Davidson Company

Identification

NSN: 4320-01-643-6062
NIIN: 016436062
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: P3-961-0131
Manufacturer: M.t. Davidson Company

General Description

The Seal Assembly,shaft,spring Loade, cataloged under National Stock Number 4320-01-643-6062, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is M.t. Davidson Company. Government technical data includes 2 specifications, 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	4320-01-643-6062
Primary Part Number	P3-961-0131
Item Name	Seal Assembly,shaft,spring Loade
FSC / FSG	4320 / 43 — Power and Hand Pumps
Manufacturer	M.t. Davidson Company
Status	ACTIVE
Accessory Components and Quantity	1 MATING RING;CUP;PRIMARY RING;BELLOWS;DRIVE BAND;RETAINER;SPRING;SPRING HOLDER
Material	STEEL CORROSION RESISTING

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
P3-961-0131 PRIMARY	M.t. Davidson Company (USA)
D3-433-0006 REV F ITEM 16	M.t. Davidson 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 4320-01-643-6062?

NSN 4320-01-643-6062 is a Seal Assembly,shaft,spring Loade, manufactured by M.t. Davidson Company, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-643-6062?

NSN 4320-01-643-6062 has 2 manufacturer part numbers on file: P3-961-0131 (M.t. Davidson Company), D3-433-0006 REV F ITEM 16 (M.t. Davidson Company).

What are the specifications of P3-961-0131?

Key specifications for P3-961-0131: Accessory Components and Quantity: 1 MATING RING;CUP;PRIMARY RING;BELLOWS;DRIVE BAND;RETAINER;SPRING;SPRING HOLDER; End Item Identification: PUMP UNIT,CT; Material: STEEL CORROSION RESISTING. 2 specifications are documented in the U.S. Government catalog.

Is NSN 4320-01-643-6062 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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