PartsTable TECHNICAL DATA SHEET

NSN 5331-01-516-5251Government record, cited

O-Ring5331-01-516-5251

NSN 5331-01-516-5251 · NIIN 015165251 · Part number S9026N037

Proponent, Inc. Dba Proponent · FSC 5331 — O-ring · FSG 53 — Hardware and Abrasives · CAGE 59789

Government record, cited

NSN 5331-01-516-5251 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-516-5251. Manufacturer of record part number: S9026N037.

Also searched as 5331-01-516-5251 · 5331015165251 · NIIN 015165251 · 01-516-5251 · FSC 5331 O-ring · CAGE 59789 · S9026N037

Nearby stock numbers ← 5331-01-516-5096 O-Ring · 5331-01-516-5252 O-Ring →

5331-01-516-5251 — O-ring

Features

O-Ring — FSC 5331
2 manufacturer part numbers on file
Manufacturer of record: Proponent, Inc. Dba Proponent

Identification

NSN: 5331-01-516-5251
NIIN: 015165251
FSC: 5331 — O-ring
FSG: 53 — Hardware and Abrasives
Primary part number: S9026N037
Manufacturer: Proponent, Inc. Dba Proponent

General Description

The O-Ring, cataloged under National Stock Number 5331-01-516-5251, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Proponent, Inc. Dba Proponent. 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	5331-01-516-5251
Primary Part Number	S9026N037
Item Name	O-Ring
FSC / FSG	5331 / 53 — O-ring
Manufacturer	Proponent, Inc. Dba Proponent
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
S9026N037 PRIMARY	Proponent, Inc. Dba Proponent (USA)
S9026N037	Honeywell International Inc. Div Aerospace - Torrance (USA)

No interchangeability data on file.

Other items in FSC 5331 — O-ring

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

5331-00-001-1971

O-RING

5331-00-001-1979

O-RING

5331-00-001-3904

O-RING

5331-00-001-3905

O-RING

5331-00-001-3906

O-RING

5331-00-001-3908

O-RING

5331-00-001-3923

O-RING

5331-00-001-3924

O-RING

Frequently Asked Questions

What is NSN 5331-01-516-5251?

NSN 5331-01-516-5251 is a O-Ring, manufactured by Proponent, Inc. Dba Proponent, classified under FSC 5331, O-ring. Status: active.

What part numbers are listed for NSN 5331-01-516-5251?

NSN 5331-01-516-5251 has 2 manufacturer part numbers on file: S9026N037 (Proponent, Inc. Dba Proponent), S9026N037 (Honeywell International Inc. Div Aerospace - Torrance).

What are the specifications of S9026N037?

Key specifications for S9026N037: Part Name Assigned by Controlling Agency: PACKING, PREFORMED; End Item Identification: AIRCRAFT, HAWKEYE E-2C. 0 specifications are documented in the U.S. Government catalog.

Is NSN 5331-01-516-5251 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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