The O-Ring, cataloged under National Stock Number 5331-00-838-6729, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Prestolite Electric Inc Defense Products Div. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5331-00-838-6729 |
| Primary Part Number | 74980 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Prestolite Electric Inc Defense Products Div |
| Status | CANCELLED |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Cross-Sectional Height | 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN |
| Center Hole Diameter | 4.222 INCHES MINIMUM AND 4.252 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 74980 PRIMARY | Prestolite Electric Inc Defense Products Div (USA) |
| Z053074980 | Prestolite Electric Inc (USA) |
| 71040 | Prestolite Electric Inc (USA) |
| 10505765 | General Dynamics Land Systems Canadacorp (CAN) |
| 71160 | Prestolite Electric Inc (USA) |
| 2BE489 | Oshkosh Corp (USA) |
| 74980 PRIMARY | Prestolite Electric Inc (USA) |
| 2-156N109-7 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| Z053074980 | Prestolite Electric Inc (USA) |
| 74980 | Prestolite Electric Inc (USA) |
| Z053071160 | Prestolite Electric Inc (USA) |
| Z053071040S | Prestolite Electric Inc (USA) |
| 2BE489 | Oshkosh Defense Llc (USA) |
NSN 5331-00-838-6729 is a O-Ring, manufactured by Prestolite Electric Inc Defense Products Div, classified under FSC 5331 (O-Ring). Status: cancelled.
NSN 5331-00-838-6729 has 13 cross-referenced part numbers: 74980 (Prestolite Electric Inc Defense Products Div), Z053074980 (Prestolite Electric Inc), 71040 (Prestolite Electric Inc), 10505765 (General Dynamics Land Systems Canadacorp), 71160 (Prestolite Electric Inc) and 8 more.
There are 7 known substitutes for 5331-00-838-6729: 5315-00-573-7927, 4730-00-714-3718, 5331-01-012-2722 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 74980: End Item Identification: MRAP - M-ATV; HIGH-MOBILITY ARTILLERY ROCKET SYSTEM (HIMARS); Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN; Center Hole Diameter: 4.222 INCHES MINIMUM AND 4.252 INCHES MAXIMUM IN. 4 total characteristics are documented in the Federal Logistics Information System.
NSN 5331-00-838-6729 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.