The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-558-3009, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Matthew Warren, Inc Dba Raf Electronic Hardware Div Raf Electronic Hardware, Llc. Government technical data includes 2 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-558-3009 |
| Primary Part Number | 4534-632-SS-20 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Matthew Warren, Inc Dba Raf Electronic Hardware Div Raf Electronic Hardware, Llc |
| Status | ACTIVE |
| Cross-Sectional Shape | HEXAGON |
| Material | STEEL CORROSION RESISTING OVERALL |
| 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 |
|---|---|
| 4534-632-SS-20 PRIMARY | Matthew Warren, Inc Dba Raf Electronic Hardware Div Raf Electronic Hardware, Llc (USA) |
NSN 5340-01-558-3009 is a Standoff,threaded,spacing, manufactured by Matthew Warren, Inc Dba Raf Electronic Hardware Div Raf Electronic Hardware, Llc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-558-3009 has 1 manufacturer part number on file: 4534-632-SS-20 (Matthew Warren, Inc Dba Raf Electronic Hardware Div Raf Electronic Hardware, Llc).
Key specifications for 4534-632-SS-20: Cross-Sectional Shape: HEXAGON; Special Features: THREAD DIA IS 0.138 IN NOMINALWTIH 32 THREADS PER INCH;STANDOFF LENGTH IS 0.500 IN NOMINAL;RIGHT SIDE FEMALE THREADS COUNTERSUNK STYLE;LEFT SIDE EXTERNAL MALE THREADS;RIGHT SIDE HAS A HEX HEAD 0.250 IN NOMINAL ACROSS THE FLATS;FINISH IS NBR 20 IN; Part Name Assigned by Controlling Agency: 1/4 HEX MALE-FEMALE STANDOFF; End Item Identification: 1025-01-445-0991, 155MM LIGHTWEIGHT HOWITZER, TOWED MM. 2 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.