The Contact Box Assembly, cataloged under National Stock Number 1005-01-238-8187, is classified within Federal Supply Class 1005 (Guns, Through 30mm) of the Weapons group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Weapon System. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1005-01-238-8187 |
| Primary Part Number | 387-3759-3 |
| Item Name | Contact Box Assembly |
| FSC / FSG | 1005 / 10 — Guns, Through 30mm |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Weapon System |
| Status | ACTIVE |
| General Characteristics Item Description | CONSISTS OF 1 NUT,JAM 7-HS7021001-101; 1 RIGHT HAND HOUSING 387-3761-3; 1 LEFT HAND HOUSING 387-3760-3; 1 LEFT HAND SPRING387-3763; 1 CONTACT SPRING 387-3762; 1 RIGHT HAND SPRING 387-3764; 2 SEPARATORS 387-3767; 1 SLIDER 387- 3769; 1 SEAL 387-3768; 1 DOWEL PIN 7-HS7013000-101; 1 FLAT WASHER 7-HS7025000-101; 1 CAP SCREW 7-HS7024000-101 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 387-3759-3 | Northrop Grumman Systems Corp Div Weapon System (USA) |
| 387-3759-3 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Weapon System (USA) |
| Reference | Meaning |
|---|---|
| 387-3759-3 | 5/9 Secondary reference Mcdonnell Douglas Helicopter Co Inc |
| 387-3759-3 | 3/9 Design control — primary reference Addicks Engineering and Product Development Co |
| 387-3759-3 | 5/9 Secondary reference Alliant Techsystems Operations Llc |
NSN 1005-01-238-8187 is a Contact Box Assembly, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Weapon System, classified under FSC 1005, Guns, Through 30mm. Status: active.
NSN 1005-01-238-8187 has 2 manufacturer part numbers on file: 387-3759-3 (Northrop Grumman Systems Corp Div Weapon System), 387-3759-3 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Weapon System).
Key specifications for 387-3759-3: General Characteristics Item Description: CONSISTS OF 1 NUT,JAM 7-HS7021001-101; 1 RIGHT HAND HOUSING 387-3761-3; 1 LEFT HAND HOUSING 387-3760-3; 1 LEFT HAND SPRING387-3763; 1 CONTACT SPRING 387-3762; 1 RIGHT HAND SPRING 387-3764; 2 SEPARATORS 387-3767; 1 SLIDER 387- 3769; 1 SEAL 387-3768; 1 DOWEL PIN 7-HS7013000-101; 1 FLAT WASHER 7-HS7025000-101; 1 CAP SCREW 7-HS7024000-101; End Item Identification: 1005-00-182-7599 30 MM AUTOMATIC GUN,XM230E1 MM. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 1005-01-238-8187 has DEMIL Code D. 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.