The Gasket, cataloged under National Stock Number 5330-01-072-0551, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is L3 Technologies, Inc. Div Communication Systems-East. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-072-0551 |
| Primary Part Number | SM-C-777952-5 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | L3 Technologies, Inc. Div Communication Systems-East |
| Status | ACTIVE |
| Style Designator | RECTANGULAR |
| Material Document and Classification | ASTM D2000 2BC11ABF ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Bolt Hole Quantity | 6 |
| Center to Center Distance Between Bolt Holes Along Length | 4.000 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Outside Edge to Bolt Hole Center Distance Along Length | 0.380 INCHES NOMINAL IN |
| Outside Corner Radius | 0.250 INCHES NOMINAL IN |
| Material | RUBBER CHLOROPRENE CLASS CR OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| SM-C-777952-5 | L3 Technologies, Inc. Div Communication Systems-East (USA) |
| Reference | Meaning |
|---|---|
| SM-C-777952-5 | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin |
| SM-C-777952-5 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5330-01-072-0551 is a Gasket, manufactured by L3 Technologies, Inc. Div Communication Systems-East, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-072-0551 has 1 manufacturer part number on file: SM-C-777952-5 (L3 Technologies, Inc. Div Communication Systems-East).
Key specifications for SM-C-777952-5: Style Designator: RECTANGULAR; Material Document and Classification: ASTM D2000 2BC11ABF ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Overall Length: 20.750 INCHES NOMINAL IN; Overall Width: 0.760 INCHES NOMINAL IN. 7 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.