The O-Ring, cataloged under National Stock Number 5331-01-033-5158, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Tuthill Corp Hansen Coupling Div. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-033-5158 |
| Primary Part Number | 902-18 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Tuthill Corp Hansen Coupling Div |
| Status | ACTIVE |
| Cross-Sectional Height | 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Center Hole Diameter | 0.915 INCHES MINIMUM AND 0.927 INCHES MAXIMUM IN |
| Material | RUBBER SYNTHETIC |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 1HE1-AA-0000-G0002 | Bae Systems Electronics Limited Div Underwater Systems Division (GBR) |
| 902-18 | Guyson International Ltd (hose & Couplings Division) (GBR) |
| 902-18 PRIMARY | Tuthill Corp Hansen Coupling Div (USA) |
| HT2804 REF. B2C 6823 | Bae Systems Electronics Limited Div Underwater Systems Division (GBR) |
| SAP 25734479 | Bae Systems Integrated System Technologies Ltd (GBR) |
NSN 5331-01-033-5158 is a O-Ring, manufactured by Tuthill Corp Hansen Coupling Div, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-033-5158 has 5 cross-referenced part numbers: 1HE1-AA-0000-G0002 (Bae Systems Electronics Limited Div Underwater Systems Division), 902-18 (Guyson International Ltd (hose & Couplings Division)), 902-18 (Tuthill Corp Hansen Coupling Div), HT2804 REF. B2C 6823 (Bae Systems Electronics Limited Div Underwater Systems Division), SAP 25734479 (Bae Systems Integrated System Technologies Ltd).
There are 9 known substitutes for 5331-01-033-5158: 2810-00-118-2190, 5330-00-196-5358, 5330-00-196-5381 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for 902-18: Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Center Hole Diameter: 0.915 INCHES MINIMUM AND 0.927 INCHES MAXIMUM IN; Material: RUBBER SYNTHETIC. 3 total characteristics are documented in the Federal Logistics Information System.