Cross-Sectional Height: 0.035 INCHES MINIMUM AND 0.039 INCHES MAXIMUM IN
Center Hole Diameter: 0.079 INCHES NOMINAL IN
Material: RUBBER
Identification
NSN: 5331-00-123-9416
NIIN: 001239416
FSC: 5331 — O-ring
FSG: 53 — Hardware and Abrasives
General Description
The O-Ring, cataloged under National Stock Number 5331-00-123-9416, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5331-00-123-9416
Item Name
O-Ring
FSC / FSG
5331 / 53 — O-ring
Status
ACTIVE
Cross-Sectional Height
0.035 INCHES MINIMUM AND 0.039 INCHES MAXIMUM IN
Center Hole Diameter
0.079 INCHES NOMINAL IN
Material
RUBBER
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
⇄Related Items5
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5310-00-271-322840881POSSIBLE MATCH
WASHER,FLAT
Possible match (shared part number)Werner Co Dba Werner Extruded Products Co
2805-00-397-92765248503POSSIBLE MATCH
SHAFT ASSEMBLY,OIL
Possible match (shared part number)U S Army Tank Automotive Command Amsta-Im-Mm
5330-01-023-6975POSSIBLE MATCH
RING,WIPER
Possible match (shared part number)
5330-01-304-349540881POSSIBLE MATCH
GASKET
Possible match (shared part number)Caro, Inc. Dba South Bend Lathe
5305-01-612-951040881POSSIBLE MATCH
SCREW,CAP,SOCKET HEAD
Possible match (shared part number)Fastenal Company Dba Fastenal Co
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
4088-1
3/2Design control — primary reference
U.S. Government activity
Related Parts
5310-00-271-3228POSSIBLE MATCH
WASHER,FLAT
40881
2805-00-397-9276POSSIBLE MATCH
SHAFT ASSEMBLY,OIL
5248503
5330-01-023-6975POSSIBLE MATCH
RING,WIPER
5330-01-304-3495POSSIBLE MATCH
GASKET
40881
5305-01-612-9510POSSIBLE MATCH
SCREW,CAP,SOCKET HEAD
40881
Frequently Asked Questions
What is NSN 5331-00-123-9416?
NSN 5331-00-123-9416 is a O-Ring, classified under FSC 5331, O-ring. Status: active.
What NSN replaces 5331-00-123-9416?
5 possible matches (shared part number, not a government interchangeability claim): 5310-00-271-3228, 2805-00-397-9276, 5330-01-023-6975. Verify interchangeability with system specifications before substitution.
What are the specifications of 5331-00-123-9416?
Key specifications for 5331-00-123-9416: Cross-Sectional Height: 0.035 INCHES MINIMUM AND 0.039 INCHES MAXIMUM IN; Center Hole Diameter: 0.079 INCHES NOMINAL IN; Material: RUBBER. 3 specifications are documented in the U.S. Government catalog.
Is NSN 5331-00-123-9416 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.