O-Ring 5331-01-178-5972 NSN 5331-01-178-5972 · NIIN 011785972 · Part number A-2916-GN
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic · FSC 5331 — O-ring · FSG 53 — Hardware and Abrasives · CAGE
61208
NSN 5331-01-178-5972 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-178-5972. Manufacturer of record part number: A-2916-GN .
Also searched as
5331-01-178-5972 ·
5331011785972 ·
NIIN
011785972 ·
01-178-5972 ·
FSC
5331 O-ring · CAGE
61208 ·
A-2916-GN ·
933786C1 ·
933786C1
SECTION
O-RING CROSS SECTION
5331-01-178-5972 — O-ring
Features
O-Ring — FSC 5331 2 manufacturer part numbers on file Manufacturer of record: Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
Identification
NSN: 5331-01-178-5972
NIIN: 011785972
FSC: 5331 — O-ring
FSG: 53 — Hardware and Abrasives
Primary part number: A-2916-GN
Manufacturer: Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
General Description
The O-Ring, cataloged under National Stock Number 5331-01-178-5972, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
Catalog Facts
Item Name O-Ring FSC / FSG 5331 — O-ring (FSG 53) Manufacturers Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (CAGE 61208); Komatsu America Corp. (CAGE 0SAT8)
Technical Specifications
Parameter Value NSN 5331-01-178-5972 Primary Part Number A-2916-GN Item Name O-Ring FSC / FSG 5331 / 53 — O-ring Manufacturer Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic Status ACTIVE
Lifecycle & Compliance
Acquisition Status ACTIVE DEMIL Code DEMIL A — No Demilitarization Required Hazard No hazard code in the DLA record (HMIC N)
Cross-Reference Index
Part Number Manufacturer
A-2916-GN Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
933786C1 Komatsu America Corp. (USA)
Reference documents
Reference Meaning
933786C1
3/9 Design control — primary reference Komatsu American Intl Co
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.
Frequently Asked Questions
What is NSN 5331-01-178-5972?
NSN 5331-01-178-5972 is a O-Ring, manufactured by Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic, classified under FSC 5331, O-ring. Status: active.
What part numbers are listed for NSN 5331-01-178-5972?
NSN 5331-01-178-5972 has 2 manufacturer part numbers on file: A-2916-GN (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic), 933786C1 (Komatsu America Corp.).
Is NSN 5331-01-178-5972 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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