O-Ring5331-01-607-2050

NSN 5331-01-607-2050 · NIIN 016072050 · Part number 58-008-56

Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok · FSC 5331 — O-ring · FSG 53 — Hardware and Abrasives · CAGE 28968

Government record, cited

NSN 5331-01-607-2050 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-607-2050. Manufacturer of record part number: 58-008-56.

Also searched as 5331-01-607-2050 · 5331016072050 · NIIN 016072050 · 01-607-2050 · FSC 5331 O-ring · CAGE 28968 · 58-008-56 · 10106-1 ITEM 16

Nearby stock numbers ← 5331-01-607-1829 O-Ring · 5331-01-607-2173 O-Ring →

5331-01-607-2050 — O-ring

Features

O-Ring — FSC 5331
Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
1 manufacturer part number on file
Manufacturer of record: Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok

Identification

NSN: 5331-01-607-2050
NIIN: 016072050
FSC: 5331 — O-ring
FSG: 53 — Hardware and Abrasives
Primary part number: 58-008-56
Manufacturer: Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok

General Description

The O-Ring, cataloged under National Stock Number 5331-01-607-2050, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5331-01-607-2050
Primary Part Number	58-008-56
Item Name	O-Ring
FSC / FSG	5331 / 53 — O-ring
Manufacturer	Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok
Status	ACTIVE
Material	RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR

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
58-008-56 PRIMARY	Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA)

Reference documents

Reference	Meaning
10106-1 ITEM 16	5/1 Secondary reference Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok

Frequently Asked Questions

What is NSN 5331-01-607-2050?

NSN 5331-01-607-2050 is a O-Ring, manufactured by Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok, classified under FSC 5331, O-ring. Status: active.

What part numbers are listed for NSN 5331-01-607-2050?

NSN 5331-01-607-2050 has 1 manufacturer part number on file: 58-008-56 (Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok).

What are the specifications of 58-008-56?

Key specifications for 58-008-56: End Item Identification: VALVE NDL; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR. 1 specification is documented in the U.S. Government catalog.

Is NSN 5331-01-607-2050 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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