The Packing,preformed, cataloged under National Stock Number 5330-00-551-3945, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Houghton International Inc.. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 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 | 5330-00-551-3945 |
| Primary Part Number | S7-54 |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — No Item Name Available |
| Manufacturer | Houghton International Inc. |
| Status | ACTIVE |
| Center Hole Diameter | 4.750 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | O-RING |
| Cross-Sectional Height | 0.250 INCHES NOMINAL IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL |
| Material Document and Classification | MIL-P-5516,CL B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Hardness Rating | 68.0 SHORE DUROMETER A NOMINAL OVERALL |
| Reference Number Differentiating Characteristics | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| S7-54 | Houghton International Inc. (USA) |
| AN6227-54 | Aeronautical Standards Group Dept of Navy and Air Force (USA) |
| 4479FPC29 | Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa (USA) |
| 3279549PC29 | Naval Ship Systems Command (USA) |
NSN 5330-00-551-3945 is a Packing,preformed, manufactured by Houghton International Inc., classified under FSC 5330 (No Item Name Available). Status: active.
NSN 5330-00-551-3945 has 4 cross-referenced part numbers: S7-54 (Houghton International Inc.), AN6227-54 (Aeronautical Standards Group Dept of Navy and Air Force), 4479FPC29 (Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa), 3279549PC29 (Naval Ship Systems Command).
There are 2 known substitutes for 5330-00-551-3945: 5330-00-196-5339, 6105-01-369-2418. Verify interchangeability with system specifications before substitution.
Key specifications for S7-54: Center Hole Diameter: 4.750 INCHES NOMINAL IN; Cross-Sectional Shape Style: O-RING; Cross-Sectional Height: 0.250 INCHES NOMINAL IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL. 7 total characteristics are documented in the Federal Logistics Information System.