The O-Ring, cataloged under National Stock Number 5331-01-230-7851, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-230-7851 |
| Primary Part Number | MS29513-8 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| Status | ACTIVE |
| Hardness Rating | 60.0 SHORE DUROMETER A MINIMUM AND 70.0 SHORE DUROMETER A MAXIMUM |
| Criticality Code Justification | ZZZW |
| Departure From Cited Document | CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Cross-Sectional Height | 0.172 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN |
| Center Hole Diameter | 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MS29513-8 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| AS29513-8 | Society of Automotive Engineers Inc (USA) |
| AS29513-8 | Sae International Dba Sae International (USA) |
| 2-008 N602-70 | Zf Industrieantriebe Witten Gmbh (DEU) |
| MS29513-8CP | Naval Inventory Control Point Mechanicsburg (USA) |
NSN 5331-01-230-7851 is a O-Ring, manufactured by Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-230-7851 has 5 cross-referenced part numbers: MS29513-8 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), AS29513-8 (Society of Automotive Engineers Inc), AS29513-8 (Sae International Dba Sae International), 2-008 N602-70 (Zf Industrieantriebe Witten Gmbh), MS29513-8CP (Naval Inventory Control Point Mechanicsburg).
There are 2 known substitutes for 5331-01-230-7851: 5331-00-248-3833, 5331-00-599-0998. Verify interchangeability with system specifications before substitution.
Key specifications for MS29513-8: Hardness Rating: 60.0 SHORE DUROMETER A MINIMUM AND 70.0 SHORE DUROMETER A MAXIMUM; Criticality Code Justification: ZZZW; Departure From Cited Document: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR. 6 total characteristics are documented in the Federal Logistics Information System.