The Breech Adapter,auxi, cataloged under National Stock Number 5999-01-481-2865, is classified within Federal Supply Class 5999 (Miscellaneous Electrical and Electronic Components) of the Electrical and Electronic Equipment Components group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5999-01-481-2865 |
| Primary Part Number | 74D755079-1001 |
| Item Name | Breech Adapter,auxi |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| General Characteristics Item Description | LOOKS LIKE SPARK PLUG;1 SIDE MALE THREADED OTHER FEMALE |
| Supplementary Features | PBL ITEM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | H |
| Weight | 0.9165 lbs |
| Cube | 0.0111 cu ft |
| Part Number | Manufacturer |
|---|---|
| 74D755079-1001 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 74D755079-1001 | 5/9 Secondary reference Seyer Industries, Inc. Dba Seyer Industries Inc |
NSN 5999-01-481-2865 is a Breech Adapter,auxi, manufactured by The Boeing Company Div Defense, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-481-2865 has 1 manufacturer part number on file: 74D755079-1001 (The Boeing Company Div Defense).
Key specifications for 74D755079-1001: General Characteristics Item Description: LOOKS LIKE SPARK PLUG;1 SIDE MALE THREADED OTHER FEMALE; Supplementary Features: PBL ITEM; Special Features: NEXT HIGHER ASSEMBLY ADAPTER SET,TEST 74D750508-1003; Part Name Assigned by Controlling Agency: ADAPTER ASSEMBLY,INTERFACE DEVICE-AUX BREECH,WAT. 2 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.
NSN 5999-01-481-2865 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.