The Retainer,seal,sight, cataloged under National Stock Number 5330-00-157-9387, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-157-9387 |
| Primary Part Number | 481115PC3 |
| Item Name | Retainer,seal,sight |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| General Characteristics Item Description | BRASS; BLACK DIPPED,LACQUERED; 2.500 IN. DIA; 0.500 IN. LG; FOUR MOUNTING HOLES 0.125 IN. DIA,COUNTERBORED 0.250 IN. DIA IN |
| 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 |
|---|---|
| 481115PC3 | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
| Reference | Meaning |
|---|---|
| 481115PC3 | 3/9 Design control — primary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 5330-00-157-9387 is a Retainer,seal,sight, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-157-9387 has 1 manufacturer part number on file: 481115PC3 (Lockheed Martin Corporation Div Rms - Mitchel Field).
Key specifications for 481115PC3: General Characteristics Item Description: BRASS; BLACK DIPPED,LACQUERED; 2.500 IN. DIA; 0.500 IN. LG; FOUR MOUNTING HOLES 0.125 IN. DIA,COUNTERBORED 0.250 IN. DIA IN; End Item Identification: GUN SIGHT MK15. 1 specification is 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.