The Cover,access, cataloged under National Stock Number 5340-01-331-0781, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Technical Wire Products, Llc Dba Twp. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 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 | 5340-01-331-0781 |
| Primary Part Number | 71-TBA |
| Item Name | Cover,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Technical Wire Products, Llc Dba Twp |
| Status | ACTIVE |
| Flange Thickness | 0.125 INCHES NOMINAL IN |
| First Recess Inside Height | 0.125 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | RECESS, SAME SHAPE AS THE PERIPHERY |
| Body Thickness | 0.250 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 |
|---|---|
| 71-TBA PRIMARY | Technical Wire Products, Llc Dba Twp (USA) |
| 1668AS425-1 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
NSN 5340-01-331-0781 is a Cover,access, manufactured by Technical Wire Products, Llc Dba Twp, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-331-0781 has 2 manufacturer part numbers on file: 71-TBA (Technical Wire Products, Llc Dba Twp), 1668AS425-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
1 possible match (shared part number, not a government interchangeability claim): 9330-01-360-3225. Verify interchangeability with system specifications before substitution.
Key specifications for 71-TBA: Flange Thickness: 0.125 INCHES NOMINAL IN; First Recess Inside Height: 0.125 INCHES NOMINAL IN; Cross-Sectional Shape Style: RECESS, SAME SHAPE AS THE PERIPHERY; End Item Identification: 4920-01-236-4555 MOBILE MAGNETIC PAR,TTU-432/E. 4 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.