The Pin Valve Rocker Ar, cataloged under National Stock Number 5315-00-773-5735, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Mack Trucks Inc Parts Opn. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Pin Valve Rocker Ar |
| FSC / FSG | 5315 — Nails, Machine Keys, and Pins (FSG 53) |
| Manufacturers | Mack Trucks Inc Parts Opn (CAGE 76040) |
| Parameter | Value |
|---|---|
| NSN | 5315-00-773-5735 |
| Primary Part Number | 1521001 |
| Item Name | Pin Valve Rocker Ar |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Mack Trucks Inc Parts Opn |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 1521001 PRIMARY | Mack Trucks Inc Parts Opn (USA) |
| Reference | Meaning |
|---|---|
| 1521001 | 5/9 Secondary reference Kaitlin Corp |
| 365764 | 3/9 Design control — primary reference White Motor Corp |
| 1521001 | C/1 Advisory reference — outside the item-of-supply concept General Motors Llc Dba General Motors Llc |
| 1521001 | 5/9 Secondary reference Corbitt Co Inc |
| 121580 | 5/9 Secondary reference Brockway Motor Trucks Div of Mack Trucks Inc |
| 1521001 | 5/9 Secondary reference General Motors Llc Dba General Motors |
| 1521001 | 5/9 Secondary reference General Motors Corp |
NSN 5315-00-773-5735 is a Pin Valve Rocker Ar, manufactured by Mack Trucks Inc Parts Opn, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-00-773-5735 has 1 manufacturer part number on file: 1521001 (Mack Trucks Inc Parts Opn).
2 possible matches (shared part number, not a government interchangeability claim): 2815-01-019-4520, 5998-01-211-9516. Verify interchangeability with system specifications before substitution.
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.