O-Ring5331-01-665-0642

NSN 5331-01-665-0642 · NIIN 016650642 · Part number 7750041-112

Envirovac Inc Dba Monogram Systems-Rockford Div · FSC 5331 — O-ring · FSG 53 — Hardware and Abrasives · CAGE 58568

Government record, cited

NSN 5331-01-665-0642 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-665-0642. Manufacturer of record part number: 7750041-112.

Also searched as 5331-01-665-0642 · 5331016650642 · NIIN 016650642 · 01-665-0642 · FSC 5331 O-ring · CAGE 58568 · 7750041-112

Nearby stock numbers ← 5331-01-665-0558 O-Ring · 5331-01-665-0684 O-Ring →

5331-01-665-0642 — O-ring

Features

O-Ring — FSC 5331
1 manufacturer part number on file
Manufacturer of record: Envirovac Inc Dba Monogram Systems-Rockford Div

Identification

NSN: 5331-01-665-0642
NIIN: 016650642
FSC: 5331 — O-ring
FSG: 53 — Hardware and Abrasives
Primary part number: 7750041-112
Manufacturer: Envirovac Inc Dba Monogram Systems-Rockford Div

General Description

The O-Ring, cataloged under National Stock Number 5331-01-665-0642, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Envirovac Inc Dba Monogram Systems-Rockford Div. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts

Item Name	O-Ring
FSC / FSG	5331 — O-ring (FSG 53)
Manufacturers	Envirovac Inc Dba Monogram Systems-Rockford Div (CAGE 58568)

Technical Specifications

Parameter	Value
NSN	5331-01-665-0642
Primary Part Number	7750041-112
Item Name	O-Ring
FSC / FSG	5331 / 53 — O-ring
Manufacturer	Envirovac Inc Dba Monogram Systems-Rockford Div
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
7750041-112 PRIMARY	Envirovac Inc Dba Monogram Systems-Rockford Div (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 5331-01-665-0642?

NSN 5331-01-665-0642 is a O-Ring, manufactured by Envirovac Inc Dba Monogram Systems-Rockford Div, classified under FSC 5331, O-ring. Status: active.

What part numbers are listed for NSN 5331-01-665-0642?

NSN 5331-01-665-0642 has 1 manufacturer part number on file: 7750041-112 (Envirovac Inc Dba Monogram Systems-Rockford Div).

Is NSN 5331-01-665-0642 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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