PartsTable TECHNICAL DATA SHEET

NSN 5331-01-450-3541Government record, cited

O-Ring5331-01-450-3541

NSN 5331-01-450-3541 · NIIN 014503541 · Part number 65164-044-993

Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc · FSC 5331 — O-ring · FSG 53 — Hardware and Abrasives · CAGE 76364

Government record, cited

NSN 5331-01-450-3541 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-450-3541. Manufacturer of record part number: 65164-044-993.

Also searched as 5331-01-450-3541 · 5331014503541 · NIIN 014503541 · 01-450-3541 · FSC 5331 O-ring · CAGE 76364 · 65164-044-993

Nearby stock numbers ← 5331-01-450-3355 O-Ring · 5331-01-450-3783 O-Ring →

5331-01-450-3541 — O-ring

Features

O-Ring — FSC 5331
Cross-Sectional Height: 0.070 INCHES NOMINAL IN
Center Hole Diameter: 3.739 INCHES NOMINAL IN
Material: PLASTIC POLYTETRAFLUOROETHYLENE
1 manufacturer part number on file
Manufacturer of record: Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc

Identification

NSN: 5331-01-450-3541
NIIN: 014503541
FSC: 5331 — O-ring
FSG: 53 — Hardware and Abrasives
Primary part number: 65164-044-993
Manufacturer: Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc

General Description

The O-Ring, cataloged under National Stock Number 5331-01-450-3541, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc. 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	5331-01-450-3541
Primary Part Number	65164-044-993
Item Name	O-Ring
FSC / FSG	5331 / 53 — O-ring
Manufacturer	Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc
Status	ACTIVE
Cross-Sectional Height	0.070 INCHES NOMINAL IN
Center Hole Diameter	3.739 INCHES NOMINAL IN
Material	PLASTIC POLYTETRAFLUOROETHYLENE

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
65164-044-993 PRIMARY	Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (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 5331-01-450-3541?

NSN 5331-01-450-3541 is a O-Ring, manufactured by Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc, classified under FSC 5331, O-ring. Status: active.

What part numbers are listed for NSN 5331-01-450-3541?

NSN 5331-01-450-3541 has 1 manufacturer part number on file: 65164-044-993 (Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc).

What are the specifications of 65164-044-993?

Key specifications for 65164-044-993: Cross-Sectional Height: 0.070 INCHES NOMINAL IN; Center Hole Diameter: 3.739 INCHES NOMINAL IN; Material: PLASTIC POLYTETRAFLUOROETHYLENE. 3 specifications are documented in the U.S. Government catalog.

Is NSN 5331-01-450-3541 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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