The O-Ring, cataloged under National Stock Number 5331-00-171-6537, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Kearfott Corporation Div Guidance and Navigation Division. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-171-6537 |
| Primary Part Number | 239-9-3 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Kearfott Corporation Div Guidance and Navigation Division |
| Status | ACTIVE |
| Cross-Sectional Height | 0.089 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN |
| Center Hole Diameter | 1.333 INCHES MINIMUM AND 1.343 INCHES MAXIMUM IN |
| Material | RUBBER |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 239-9-3 PRIMARY | Kearfott Corporation Div Guidance and Navigation Division (USA) |
NSN 5331-00-171-6537 is a O-Ring, manufactured by Kearfott Corporation Div Guidance and Navigation Division, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-00-171-6537 has 1 cross-referenced part number: 239-9-3 (Kearfott Corporation Div Guidance and Navigation Division).
There are 7 known substitutes for 5331-00-171-6537: 3695-00-012-5866, 9540-00-250-8927, 4720-00-299-6698 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 239-9-3: Cross-Sectional Height: 0.089 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN; Center Hole Diameter: 1.333 INCHES MINIMUM AND 1.343 INCHES MAXIMUM IN; Material: RUBBER. 3 total characteristics are documented in the Federal Logistics Information System.