The Packing,preformed, cataloged under National Stock Number 5330-00-551-3944, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa. Government technical data includes 8 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-551-3944 |
| Primary Part Number | 4479FPC35 |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — No Item Name Available |
| Manufacturer | Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa |
| Status | ACTIVE |
| Material Document and Classification | MIL-P-5516,CL B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Center Hole Diameter | 1.103 INCHES MINIMUM AND 1.115 INCHES MAXIMUM IN |
| Cross-Sectional Height | 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL |
| Cross-Sectional Shape Style | O-RING |
| Temp Rating | -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF |
| 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 |
|---|---|
| 4479FPC35 | Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa (USA) |
| 3279549PC35 | Naval Ship Systems Command (USA) |
| AN6227-21 | Aeronautical Standards Group Dept of Navy and Air Force (USA) |
| S7-21 | Houghton International Inc. (USA) |
NSN 5330-00-551-3944 is a Packing,preformed, manufactured by Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa, classified under FSC 5330 (No Item Name Available). Status: active.
NSN 5330-00-551-3944 has 4 cross-referenced part numbers: 4479FPC35 (Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa), 3279549PC35 (Naval Ship Systems Command), AN6227-21 (Aeronautical Standards Group Dept of Navy and Air Force), S7-21 (Houghton International Inc.).
There are 4 known substitutes for 5330-00-551-3944: 5340-00-050-1571, 5331-00-054-6940, 4730-00-277-8266 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 4479FPC35: Material Document and Classification: MIL-P-5516,CL B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Center Hole Diameter: 1.103 INCHES MINIMUM AND 1.115 INCHES MAXIMUM IN; Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL. 8 total characteristics are documented in the Federal Logistics Information System.