Ring, Wearing4320-00-997-8754

NSN 4320-00-997-8754 · NIIN 009978754 · Part number N4252SP

Weil Pump Co Inc · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 64392

Government record, cited

NSN 4320-00-997-8754 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-997-8754. Manufacturer of record part number: N4252SP.

Also searched as 4320-00-997-8754 · 4320009978754 · NIIN 009978754 · 00-997-8754 · FSC 4320 Power and Hand Pumps · CAGE 64392 · N4252SP

Nearby stock numbers ← 4320-00-997-8454 · 4320-00-997-8758 →

Features

Ring,wearing — FSC 4320
Corner Shape: SQUARE ALL CORNERS
Body Style: PLAIN
Body Outside Diameter: 10.000 INCHES NOMINAL IN
Body Inside Diameter: 9.375 INCHES NOMINAL IN
Material: COPPER ALLOY
1 manufacturer part number on file
Manufacturer of record: Weil Pump Co Inc

Identification

NSN: 4320-00-997-8754
NIIN: 009978754
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: N4252SP
Manufacturer: Weil Pump Co Inc

General Description

The Ring,wearing, cataloged under National Stock Number 4320-00-997-8754, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Weil Pump Co Inc. Government technical data includes 5 specifications, 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	4320-00-997-8754
Primary Part Number	N4252SP
Item Name	Ring,wearing
FSC / FSG	4320 / 43 — Power and Hand Pumps
Manufacturer	Weil Pump Co Inc
Status	ACTIVE
Corner Shape	SQUARE ALL CORNERS
Body Style	PLAIN
Body Outside Diameter	10.000 INCHES NOMINAL IN
Body Inside Diameter	9.375 INCHES NOMINAL IN
Material	COPPER ALLOY

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
N4252SP PRIMARY	Weil Pump Co Inc (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 4320-00-997-8754?

NSN 4320-00-997-8754 is a Ring,wearing, manufactured by Weil Pump Co Inc, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-00-997-8754?

NSN 4320-00-997-8754 has 1 manufacturer part number on file: N4252SP (Weil Pump Co Inc).

What are the specifications of N4252SP?

Key specifications for N4252SP: Corner Shape: SQUARE ALL CORNERS; Body Style: PLAIN; Body Outside Diameter: 10.000 INCHES NOMINAL IN; Overall Length: 1.016 INCHES NOMINAL IN. 5 specifications are documented in the U.S. Government catalog.

Is NSN 4320-00-997-8754 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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