The Screw,close Tolerance, cataloged under National Stock Number 5305-01-015-9684, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Eriks Southwest Inc Dba Montclair Enterprises. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-015-9684 |
| Primary Part Number | NAS1203-54 |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Eriks Southwest Inc Dba Montclair Enterprises |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-8503 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-6098 MIL SPEC 4TH MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 5TH MATERIAL RESPONSE OVERALL |
| Specification/standard Data | 80205-NAS1203 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Material | STEEL COMP 4140 OR STEEL COMP E4340 OR STEEL COMP 6150 OR STEEL COMP 8735 OR STEEL COMP 8740 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| 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 |
|---|---|
| NAS1203-54 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| NAS1203-54 PRIMARY | Eriks Southwest Inc Dba Montclair Enterprises (USA) |
| NAS1203-54 | Nor-Cal Supply Co (USA) |
| NAS1203-54 PRIMARY | Apcom Inc (USA) |
| NAS1203-54 PRIMARY | Hi-Shear Corporation (USA) |
| Reference | Meaning |
|---|---|
| NAS1203-54 | 3/2 Design control — primary reference U.S. Government activity |
| NAS1203-54 | 5/9 Secondary reference Air Industries Co Inc |
| NAS1203-54 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| NAS1203-54 | 3/2 Design control — primary reference U.S. Government activity |
| NAS1203-54 | 5/9 Secondary reference Lawrence Engineering and Supply Inc |
| NAS1203-54 | 5/9 Secondary reference Collins Engineering Corp |
| NAS1203-54 | 5/9 Secondary reference U.S. Government activity |
| NAS1203-54 | 5/9 Secondary reference F and C Sales Inc |
NSN 5305-01-015-9684 is a Screw,close Tolerance, manufactured by Eriks Southwest Inc Dba Montclair Enterprises, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-015-9684 has 5 manufacturer part numbers on file: NAS1203-54 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), NAS1203-54 (Eriks Southwest Inc Dba Montclair Enterprises), NAS1203-54 (Nor-Cal Supply Co), NAS1203-54 (Apcom Inc), NAS1203-54 (Hi-Shear Corporation).
Key specifications for NAS1203-54: Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Material Document and Classification: MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-8503 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-6098 MIL SPEC 4TH MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 5TH MATERIAL RESPONSE OVERALL; Specification/standard Data: 80205-NAS1203 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Surface Treatment: CADMIUM AND CHROMATE 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.