The O-Ring, cataloged under National Stock Number 5331-01-690-0049, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Amphenol Corp Div Amphenol Aerospace Operations. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5331-01-690-0049 |
| Primary Part Number | 10-101937-014 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Amphenol Corp Div Amphenol Aerospace Operations |
| Status | ACTIVE |
| Cross-Sectional Height | 0.028 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN |
| Material Document and Classification | AMS3209 ASSN STD SINGLE MATERIAL RESPONSE |
| Center Hole Diameter | 0.641 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 654-10-101937-014 | Mouser Electronics, Inc Dba Mouser Electronics (USA) |
| 10-101937-014 PRIMARY | Amphenol Corp Div Amphenol Aerospace Operations (USA) |
| Reference | Meaning |
|---|---|
| AI10-101937-014-ND | 5/9 Secondary reference Digi-Key Corp |
NSN 5331-01-690-0049 is a O-Ring, manufactured by Amphenol Corp Div Amphenol Aerospace Operations, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-690-0049 has 2 manufacturer part numbers on file: 654-10-101937-014 (Mouser Electronics, Inc Dba Mouser Electronics), 10-101937-014 (Amphenol Corp Div Amphenol Aerospace Operations).
Key specifications for 10-101937-014: Cross-Sectional Height: 0.028 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN; Material Document and Classification: AMS3209 ASSN STD SINGLE MATERIAL RESPONSE; Center Hole Diameter: 0.641 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: O-RING. 4 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.