The Lock,valve Spring Retainer, cataloged under National Stock Number 2815-00-528-6089, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Agco Corp Parts Opn. Government technical data includes 13 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 2815-00-528-6089 |
| Primary Part Number | 4356080 |
| Item Name | Lock,valve Spring Retainer |
| FSC / FSG | 2815 / 28 — Diesel Engines and Components |
| Manufacturer | Agco Corp Parts Opn |
| Status | ACTIVE |
| Minimum Inside Diameter | 0.281 INCHES IN |
| Second Groove Width | 0.020 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN |
| Thread Provision | UNTHREADED |
| Largest Outside Diameter | 0.468 INCHES MINIMUM AND 0.472 INCHES MAXIMUM IN |
| Distance Between First and Second Groove Centers | 0.105 INCHES MINIMUM AND 0.115 INCHES MAXIMUM IN |
| Largest Inside Diameter | 0.308 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN |
| Style Designator | STRAIGHT BORE W/TWO GROOVES-LOWER OUTSIDE RADIUS |
| Material Document and Classification | SAE 1335,FSCM 81343 ASSN STD SINGLE MATERIAL RESPONSE |
| Distance From Bottom to First Groove Center | 0.128 INCHES MINIMUM AND 0.136 INCHES MAXIMUM IN |
| Outside Included Angle in Deg | 14.25 |
| Casehardening Indicator | NOT CASEHARDENED |
| Material | STEEL COMP 1335 |
| First Groove Width | 0.020 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 007865947 | Tvh Parts Co. (USA) |
| 4356080 PRIMARY | Agco Corp Parts Opn (USA) |
| Reference | Meaning |
|---|---|
| 007865947 | 5/9 Secondary reference Lift Parts Mfg Co Inc Div of Echlin Mfg Co the |
| 74356080 | C/1 Advisory reference — outside the item-of-supply concept Agco Corp Parts Opn |
NSN 2815-00-528-6089 is a Lock,valve Spring Retainer, manufactured by Agco Corp Parts Opn, classified under FSC 2815, Diesel Engines and Components. Status: active.
NSN 2815-00-528-6089 has 2 manufacturer part numbers on file: 007865947 (Tvh Parts Co.), 4356080 (Agco Corp Parts Opn).
2 possible matches (shared part number, not a government interchangeability claim): 5998-01-178-0169, 2915-01-195-9983. Verify interchangeability with system specifications before substitution.
Key specifications for 4356080: Overall Height: 0.372 INCHES MINIMUM AND 0.382 INCHES MAXIMUM IN; Minimum Inside Diameter: 0.281 INCHES IN; Second Groove Width: 0.020 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN; Thread Provision: UNTHREADED. 13 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.