The Stud Assembly,turnlock Fastener, cataloged under National Stock Number 5325-00-757-2930, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc Div Camloc Products. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-757-2930 |
| Primary Part Number | 40S5-11 |
| Item Name | Stud Assembly,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Howmet Global Fastening Systems Inc Div Camloc Products |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Eyelet Outside Diameter | 0.341 INCHES MINIMUM AND 0.348 INCHES MAXIMUM IN |
| Drive Type | CROSS RECESS |
| Material Accommodated Thickness | 0.351 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN |
| Material Document and Classification | QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE PIN |
| Material Document and Classification | QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE EJECTOR SPRING |
| Diameter | 0.377 INCHES MINIMUM AND 0.384 INCHES MAXIMUM IN |
| Stud Head Height | 0.102 INCHES NOMINAL IN |
| Distance From Engaging Member to Largest Bearing Surface of Head | 0.643 INCHES MINIMUM AND 0.653 INCHES MAXIMUM IN |
| Turnlock Stud Head Style | STUD HEAD |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Material | STEEL COMP 4037 STUD |
| Material | STEEL EJECTOR SPRING |
| Material | STEEL COMP 1009 OR STEEL COMP 1050 OR STEEL COMP 1112 EYELET |
| Material | STEEL PIN |
| Stud Assembly Style | STUD ASSEMBLY |
| Eyelet Length | 0.472 INCHES NOMINAL IN |
| 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 |
|---|---|
| 40S5-11 | Fairchild Fasteners Europe - Camloc Gmbh (DEU) |
| 40S5-11 PRIMARY | Howmet Global Fastening Systems Inc Div Camloc Products (USA) |
| 4002-11 | Howmet Global Fastening Systems Inc Div Camloc Products (USA) |
| 40S119-11-4BB | Fairchild Fasteners Europe - Camloc Gmbh (DEU) |
| 40S119-11-4BB | Howmet Global Fastening Systems Inc Div Camloc Products (USA) |
| 1142005-11 | Monadnock Company, the Dba Lisi Aerospace (USA) |
| Reference | Meaning |
|---|---|
| BACS21ED11R | 7/2 Vendor item drawing reference U.S. Government activity |
| BACS21X11R | 5/9 Secondary reference U.S. Government activity |
| 12861-899-43 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 5325PL0952596 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5325-00-757-2930 is a Stud Assembly,turnlock Fastener, manufactured by Howmet Global Fastening Systems Inc Div Camloc Products, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-757-2930 has 6 manufacturer part numbers on file: 40S5-11 (Fairchild Fasteners Europe - Camloc Gmbh), 40S5-11 (Howmet Global Fastening Systems Inc Div Camloc Products), 4002-11 (Howmet Global Fastening Systems Inc Div Camloc Products), 40S119-11-4BB (Fairchild Fasteners Europe - Camloc Gmbh), 40S119-11-4BB (Howmet Global Fastening Systems Inc Div Camloc Products) and 1 more.
2 possible matches (shared part number, not a government interchangeability claim): 5815-01-034-0730, 6685-01-132-7225. Verify interchangeability with system specifications before substitution.
Key specifications for 40S5-11: Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Eyelet Outside Diameter: 0.341 INCHES MINIMUM AND 0.348 INCHES MAXIMUM IN; Drive Type: CROSS RECESS; Material Accommodated Thickness: 0.351 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN. 17 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.