The Bumper, cataloged under National Stock Number 5340-01-109-0688, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Nassau Tool Works, Inc. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-109-0688 |
| Primary Part Number | 74A450689-2001 |
| Item Name | Bumper |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Nassau Tool Works, Inc |
| Status | ACTIVE |
| Shank Diameter | 0.315 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN |
| Outside/top Flange Diameter | 0.620 INCHES NOMINAL IN |
| Shank Length | 0.340 INCHES NOMINAL IN |
| Material Document and Classification | L-P-410 FED SPEC SINGLE MATERIAL RESPONSE |
| Material | PLASTIC |
| Hole Diameter | 0.060 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 |
|---|---|
| 74A450689-2001 | Heroux-Devtek Inc (CAN) |
| 74A450689-2001 | Blair Industries Inc (USA) |
| 74A450689-2001 | Safran Landing Systems Canada Inc. (CAN) |
| 74A450689-2001 | The Boeing Company Div Defense (USA) |
| 74A450689-2001 PRIMARY | Nassau Tool Works, Inc (USA) |
| Reference | Meaning |
|---|---|
| 10117644 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 74A450689-2001 | C/1 Advisory reference — outside the item-of-supply concept Israel Aerospace Industries Ltd.shl-Aero Assemblies Division |
| 74A450689-2001 | C/1 Advisory reference — outside the item-of-supply concept Circor Aerospace, Inc. Div Circor |
| 74A450689-2001 | 5/9 Secondary reference All Tools, Inc. Dba E2 Precision Products |
| 74A450689-2001 | C/1 Advisory reference — outside the item-of-supply concept Goodrich Corporation Div Advanced Structures Landing Systems |
| 74A450689-2001 | 5/9 Secondary reference Circor Aerospace, Inc. Dba Circor Aerospace Machining Center |
| 74A450689-2001 | 5/9 Secondary reference Israel Aerospace Industries Ltd. Shl - Aero Assemblies Division |
| 74A450689-2001 | 5/2 Secondary reference U.S. Government activity |
NSN 5340-01-109-0688 is a Bumper, manufactured by Nassau Tool Works, Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-109-0688 has 5 manufacturer part numbers on file: 74A450689-2001 (Heroux-Devtek Inc), 74A450689-2001 (Blair Industries Inc), 74A450689-2001 (Safran Landing Systems Canada Inc.), 74A450689-2001 (The Boeing Company Div Defense), 74A450689-2001 (Nassau Tool Works, Inc).
Key specifications for 74A450689-2001: Shank Diameter: 0.315 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN; Overall Height: 0.480 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN; Outside/top Flange Diameter: 0.620 INCHES NOMINAL IN; Shank Length: 0.340 INCHES NOMINAL IN. 6 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.