The O-Ring, cataloged under National Stock Number 5331-00-509-1100, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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
5331-00-509-1100
Item Name
O-Ring
FSC / FSG
5331 / 53 — O-ring
Status
ACTIVE
Cross-Sectional Height
0.047 INCHES NOMINAL IN
Material
RUBBER SILICONE CLASS Q
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 Items4
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5999-00-615-7741POSSIBLE MATCH
CAP,ELECTRICAL
Possible match (shared part number)
6515-01-163-633901-0054POSSIBLE MATCH
SCREW,CRANIAL,ORAL-MAXILLOFACIAL
Possible match (shared part number)Biomet Microfixation, Llc Div Biomet Microfixation
5999-01-254-2288206339POSSIBLE MATCH
CONTACT,ELECTRICAL
Possible match (shared part number)L3 Technologies, Inc.
3040-01-425-95141012583POSSIBLE MATCH
SHAFT,SHOULDERED
Possible match (shared part number)Tld Ace Corp Div Tld Ace
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
106096-02
5/9Secondary reference
Ge Aviation Systems Llc
206339
3/2Design control — primary reference
U.S. Government activity
Related Parts
5999-00-615-7741POSSIBLE MATCH
CAP,ELECTRICAL
6515-01-163-6339POSSIBLE MATCH
SCREW,CRANIAL,ORAL-MAXILLOFACIAL
01-0054
5999-01-254-2288POSSIBLE MATCH
CONTACT,ELECTRICAL
206339
3040-01-425-9514POSSIBLE MATCH
SHAFT,SHOULDERED
1012583
Frequently Asked Questions
What is NSN 5331-00-509-1100?
NSN 5331-00-509-1100 is a O-Ring, classified under FSC 5331, O-ring. Status: active.
What NSN replaces 5331-00-509-1100?
4 possible matches (shared part number, not a government interchangeability claim): 5999-00-615-7741, 6515-01-163-6339, 5999-01-254-2288. Verify interchangeability with system specifications before substitution.
What are the specifications of 5331-00-509-1100?
Key specifications for 5331-00-509-1100: Cross-Sectional Height: 0.047 INCHES NOMINAL IN; Material: RUBBER SILICONE CLASS Q. 2 specifications are documented in the U.S. Government catalog.
Is NSN 5331-00-509-1100 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.