The Retainer,nut and Bolt, cataloged under National Stock Number 5340-01-131-5647, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 8 specifications, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-131-5647 |
| Primary Part Number | 9M904-1 |
| Item Name | Retainer,nut and Bolt |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Distance Between Mounting Hole Centers | 3.875 INCHES NOMINAL IN |
| Style Designator | ANCHOR |
| Material Document and Classification | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE |
| Mounting Hole Diameter | 0.195 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN |
| Material Thickness | 0.080 INCHES NOMINAL IN |
| Center to Center Distance Between Cup and Mounting Hole | 1.938 INCHES NOMINAL IN |
| Material | STEEL COMP 630 |
| Width Between Cup Flats | 1.060 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 |
|---|---|
| 9M904-1 | The Boeing Company Div Defense (USA) |
| 74A451026-2001 | The Boeing Company Div Defense (USA) |
| 9M904-1 | Valent Aerostructures- Washington Llc Div Valent Aerostructures - Washington (USA) |
| Reference | Meaning |
|---|---|
| 10112592 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| NS202772 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5340-01-131-5647 is a Retainer,nut and Bolt, manufactured by The Boeing Company Div Defense, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-131-5647 has 3 manufacturer part numbers on file: 9M904-1 (The Boeing Company Div Defense), 74A451026-2001 (The Boeing Company Div Defense), 9M904-1 (Valent Aerostructures- Washington Llc Div Valent Aerostructures - Washington).
1 possible match (shared part number, not a government interchangeability claim): 2530-01-237-1670. Verify interchangeability with system specifications before substitution.
Key specifications for 9M904-1: Overall Height: 1.000 INCHES NOMINAL IN; Distance Between Mounting Hole Centers: 3.875 INCHES NOMINAL IN; Style Designator: ANCHOR; Material Document and Classification: AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE. 8 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.