PartsTable TECHNICAL DATA SHEET

NSN 5331-01-101-8172Government record, cited

O-Ring5331-01-101-8172

NSN 5331-01-101-8172 · NIIN 011018172 · Part number A51916

Cnh Industrial America Llc Dba Cnh America · FSC 5331 — O-ring · FSG 53 — Hardware and Abrasives · CAGE 10988

Government record, cited

NSN 5331-01-101-8172 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-101-8172. Manufacturer of record part number: A51916.

Also searched as 5331-01-101-8172 · 5331011018172 · NIIN 011018172 · 01-101-8172 · FSC 5331 O-ring · CAGE 10988 · A51916

Nearby stock numbers ← 5331-01-101-8169 · 5331-01-101-8176 O-Ring →

5331-01-101-8172 — O-ring

Features

O-Ring — FSC 5331
Cross-Sectional Height: 0.080 INCHES MINIMUM AND 0.086 INCHES MAXIMUM IN
Center Hole Diameter: 4.100 INCHES MINIMUM AND 4.130 INCHES MAXIMUM IN
Material: RUBBER SYNTHETIC
1 manufacturer part number on file
Manufacturer of record: Cnh Industrial America Llc Dba Cnh America

Identification

NSN: 5331-01-101-8172
NIIN: 011018172
FSC: 5331 — O-ring
FSG: 53 — Hardware and Abrasives
Primary part number: A51916
Manufacturer: Cnh Industrial America Llc Dba Cnh America

General Description

The O-Ring, cataloged under National Stock Number 5331-01-101-8172, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Cnh Industrial America Llc Dba Cnh America. Government technical data includes 3 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	5331-01-101-8172
Primary Part Number	A51916
Item Name	O-Ring
FSC / FSG	5331 / 53 — O-ring
Manufacturer	Cnh Industrial America Llc Dba Cnh America
Status	ACTIVE
Cross-Sectional Height	0.080 INCHES MINIMUM AND 0.086 INCHES MAXIMUM IN
Center Hole Diameter	4.100 INCHES MINIMUM AND 4.130 INCHES MAXIMUM IN
Material	RUBBER SYNTHETIC

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
A51916 PRIMARY	Cnh Industrial America Llc Dba Cnh America (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 5331-01-101-8172?

NSN 5331-01-101-8172 is a O-Ring, manufactured by Cnh Industrial America Llc Dba Cnh America, classified under FSC 5331, O-ring. Status: active.

What part numbers are listed for NSN 5331-01-101-8172?

NSN 5331-01-101-8172 has 1 manufacturer part number on file: A51916 (Cnh Industrial America Llc Dba Cnh America).

What are the specifications of A51916?

Key specifications for A51916: Cross-Sectional Height: 0.080 INCHES MINIMUM AND 0.086 INCHES MAXIMUM IN; Center Hole Diameter: 4.100 INCHES MINIMUM AND 4.130 INCHES MAXIMUM IN; Material: RUBBER SYNTHETIC. 3 specifications are documented in the U.S. Government catalog.

Is NSN 5331-01-101-8172 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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