The Spring,helical,extension, cataloged under National Stock Number 5360-00-200-8977, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 9 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-200-8977 |
| Primary Part Number | 8329611 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.438 INCHES NOMINAL IN |
| End Style | MACHINE LOOP BOTH ENDS |
| Design Type | CLOSED |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | JAN-S-1160,GRADE 2,TYPE A-CANCELED MIL SPEC 1ST MATERIAL RESPONSE OR JAN-S-1160,GRADE 2,TYPE B-CANCELED MIL SPEC 2ND MATERIAL RESPONSE OVERALL |
| Spring Free Length | 2.0304 INCHES NOMINAL IN |
| Inside Diameter | 0.2666 INCHES NOMINAL IN |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL COMP 4130 OR STEEL OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 8329611 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 805602 | 5/9 Secondary reference Am General Llc |
| 48772 | 5/9 Secondary reference Bendix Corp the Brake and Steering Div |
| 48772 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| BX-48772 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 48772 | 5/9 Secondary reference Honeywell International Inc Div Aerospace-South Bend (bendix Dr) |
NSN 5360-00-200-8977 is a Spring,helical,extension, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-200-8977 has 1 manufacturer part number on file: 8329611 (U S Army Tank Automotive Command Amsta-Im-Mm).
4 possible matches (shared part number, not a government interchangeability claim): 5910-00-838-8509, 4330-00-883-0512, 1680-00-996-1163. Verify interchangeability with system specifications before substitution.
Key specifications for 8329611: Spring Free Outside Diameter: 0.438 INCHES NOMINAL IN; End Style: MACHINE LOOP BOTH ENDS; Design Type: CLOSED; Style Designator: CYLINDRICAL. 9 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.