The Cap,filler Opening, cataloged under National Stock Number 5342-01-386-3571, is classified within Federal Supply Class 5342 (Hardware, Weapon System) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5342-01-386-3571 |
| Primary Part Number | 12386954 |
| Item Name | Cap,filler Opening |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Surface Treatment Document and Classification | 171 1.9.1.3 MIL STD 1ST TREATMENT RESPONSE OR 171 7.3.1 MIL STD 2ND TREATMENT RESPONSE OVERALL |
| Style Designator | SNAP TYPE COUNTERBORE |
| Material Document and Classification | QQ-A-591 FED SPEC SINGLE MATERIAL RESPONSE OR ASTM A27 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A536 ASSN STD SINGLE MATERIAL RESPONSE OR QQ-A-596 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Surface Treatment | CHROMATE AND ZINC OR CHROMATE OVERALL |
| Material | ALUMINUM ALLOY OVERALL |
| Material | ALUMINUM ALLOY BODY |
| Thread Series Designator | NPT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 12386954 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| MF-952HC | 5/2 Secondary reference U.S. Government activity |
NSN 5342-01-386-3571 is a Cap,filler Opening, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5342, Hardware, Weapon System. Status: active.
NSN 5342-01-386-3571 has 1 manufacturer part number on file: 12386954 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12386954: Overall Height: 4.630 INCHES MINIMUM AND 4.870 INCHES MAXIMUM IN; Surface Treatment Document and Classification: 171 1.9.1.3 MIL STD 1ST TREATMENT RESPONSE OR 171 7.3.1 MIL STD 2ND TREATMENT RESPONSE OVERALL; Style Designator: SNAP TYPE COUNTERBORE; Material Document and Classification: QQ-A-591 FED SPEC SINGLE MATERIAL RESPONSE OR ASTM A27 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A536 ASSN STD SINGLE MATERIAL RESPONSE OR QQ-A-596 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 7 specifications are 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.
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.