The Screw,close Tolerance, cataloged under National Stock Number 5305-01-553-3012, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Pilgrim Screw Corp Dba Pilgrim Aerospace Fasteners Div Arizona. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-553-3012 |
| Primary Part Number | BACS12JB6A33 |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Pilgrim Screw Corp Dba Pilgrim Aerospace Fasteners Div Arizona |
| Status | ACTIVE |
| Criticality Code Justification | AGAV |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| BACS12JB6A33 | Pilgrim Screw Corp Dba Pilgrim Aerospace Fasteners Div Arizona (USA) |
| BACS12JB6A33 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| BACS12JB6A33 | Heartland Precision Fasteners Inc (USA) |
| Reference | Meaning |
|---|---|
| BACS12JB6A33 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-553-3012 is a Screw,close Tolerance, manufactured by Pilgrim Screw Corp Dba Pilgrim Aerospace Fasteners Div Arizona, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-553-3012 has 3 manufacturer part numbers on file: BACS12JB6A33 (Pilgrim Screw Corp Dba Pilgrim Aerospace Fasteners Div Arizona), BACS12JB6A33 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), BACS12JB6A33 (Heartland Precision Fasteners Inc).
Key specifications for BACS12JB6A33: Criticality Code Justification: AGAV; Part Name Assigned by Controlling Agency: CLOSE,SCREW,TOLERANCE; End Item Identification: MV-22 AIRCRAFT. 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.
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.