The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-274-0155, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 — Hardware, Commercial (FSG 53) |
| Manufacturers | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (CAGE 13499); Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware (CAGE 1YGB8) |
| Parameter | Value |
|---|---|
| NSN | 5340-01-274-0155 |
| Primary Part Number | 540-9730-003 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| Status | ACTIVE |
| 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 |
|---|---|
| 540-9730-003 PRIMARY | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA) |
| 8576-A-1032-16 | Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware (USA) |
| Reference | Meaning |
|---|---|
| 8576-A10320 | C/1 Advisory reference — outside the item-of-supply concept New Haven Mfg Corp Amatom Electronic Hardware Div |
| 8576-A-1032-16 | 5/9 Secondary reference New Haven Mfg Corp Amatom Electronic Hardware Div |
| GS500AH3A12 | C/1 Advisory reference — outside the item-of-supply concept Northrop Grumman Systems Corporation |
| 2242-1032-A7 | 5/9 Secondary reference Matthew Warren, Inc Dba Raf Electronic Hardware Div Raf Electronic Hardware, Llc |
| 01710 | C/1 Advisory reference — outside the item-of-supply concept Secs Inc |
NSN 5340-01-274-0155 is a Standoff,threaded,spacing, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-274-0155 has 2 manufacturer part numbers on file: 540-9730-003 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), 8576-A-1032-16 (Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware).
1 possible match (shared part number, not a government interchangeability claim): 7530-01-386-2416. Verify interchangeability with system specifications before substitution.
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.