The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-00-932-3280, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is The American Society of Mechanical Engineers. Government technical data includes 17 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through both NSN and commercial part number lookups. 19 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-932-3280 |
| Primary Part Number | AES01CA00D50AW9A91 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | The American Society of Mechanical Engineers |
| Status | ACTIVE |
| Surface Finish | 63.0 MICROINCHES THREADS |
| Head Height | 0.591 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN |
| Fastener Length | 4.312 INCHES MINIMUM AND 4.500 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | ASTM B633 TY 2 SC 3 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 2.250 INCHES MINIMUM AND 2.562 INCHES MAXIMUM IN |
| Hardness Rating | 32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | SAE J429 GRADE 8 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A354 GRADE BD ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 1.000 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 1.469 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN |
| Surface Treatment | ZINC AND CHROMATE OVERALL |
| Minimum Tensile Strength | 150000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 8 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| AES01CA00D50AW9A91 PRIMARY | The American Society of Mechanical Engineers (USA) |
| Reference | Meaning |
|---|---|
| ASME B18.2.1 | 5/1 Secondary reference The American Society of Mechanical Engineers |
| 122-5588687 PC 3 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 122-6602814 PC 31 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| B1821BH100C450N | 5/9 Secondary reference U.S. Government activity |
| 1741AS360-413 | C/1 Advisory reference — outside the item-of-supply concept Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| 122-5588687 PC 63 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| MS90725-240 | 5/9 Secondary reference U.S. Government activity |
| 122-6602812 PC 31 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| MS90728-240 | 5/9 Secondary reference U.S. Government activity |
| 33000-0367 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| FFS85 | 5/9 Secondary reference U.S. Government activity |
| 476-74411REV A1 ITEM 79 | C/1 Advisory reference — outside the item-of-supply concept Johnson Controls Navy Systems, Llc |
| 122-6602813 PC 31 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 1-8UNC-2A X 4 1 /2 LG | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 122-4322691-3 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 122-4322691-76 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 021-10864 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 122-4322691 P/N'S 3 & 76 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 122-6776881 PC 32 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
NSN 5305-00-932-3280 is a Screw,cap,hexagon Head, manufactured by The American Society of Mechanical Engineers, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-932-3280 has 1 manufacturer part number on file: AES01CA00D50AW9A91 (The American Society of Mechanical Engineers).
1 possible match (shared part number, not a government interchangeability claim): 5305-00-958-9946. Verify interchangeability with system specifications before substitution.
Key specifications for AES01CA00D50AW9A91: Surface Finish: 63.0 MICROINCHES THREADS; Head Height: 0.591 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN; Fastener Length: 4.312 INCHES MINIMUM AND 4.500 INCHES MAXIMUM IN; Surface Treatment Document and Classification: ASTM B633 TY 2 SC 3 ASSN STD SINGLE TREATMENT RESPONSE OVERALL. 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.