The Bracket,double Angle, cataloged under National Stock Number 5340-01-382-4501, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 14 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-382-4501 |
| Primary Part Number | 254-6556644FNTOM-A45 |
| Item Name | Bracket,double Angle |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| First Leg Angle | 45.0 DEGREES NOMINAL |
| Second Leg Angle | 45.0 DEGREES NOMINAL |
| Second Leg Length | 0.960 INCHES NOMINAL IN |
| First Leg Hole Arrangement Style | ONE HOLE |
| Center Section Width | 0.630 INCHES NOMINAL IN |
| Style Designator | ADJACENT ANGLES |
| First Leg Style | SQUARE |
| Material Document and Classification | QQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE |
| Mounting Hole Diameter | 0.440 INCHES MINIMUM AND 0.810 INCHES MAXIMUM IN |
| Second Leg Thickness | 0.380 INCHES NOMINAL IN |
| First Leg Thickness | 0.380 INCHES NOMINAL IN |
| First Leg Length | 0.960 INCHES NOMINAL IN |
| Material | COPPER ALLOY |
| Center Section Height | 1.580 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 254-6556644FNTOM-A45 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 7493901A-50 | 5/9 Secondary reference Naval Sea Systems Command |
| 6556644 | 7/2 Vendor item drawing reference Naval Sea Systems Command |
| 254-6556644FNCO TM-A45 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5340-01-382-4501 is a Bracket,double Angle, manufactured by Naval Sea Systems Command, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-382-4501 has 1 manufacturer part number on file: 254-6556644FNTOM-A45 (Naval Sea Systems Command).
2 possible matches (shared part number, not a government interchangeability claim): 3040-01-384-0777, 3040-01-384-1004. Verify interchangeability with system specifications before substitution.
Key specifications for 254-6556644FNTOM-A45: First Leg Angle: 45.0 DEGREES NOMINAL; Second Leg Angle: 45.0 DEGREES NOMINAL; Second Leg Length: 0.960 INCHES NOMINAL IN; First Leg Hole Arrangement Style: ONE HOLE. 14 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.