The Valve,bleeder,hydraulic System, cataloged under National Stock Number 4820-00-929-5526, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-929-5526 |
| Primary Part Number | 5J7157 |
| Item Name | Valve,bleeder,hydraulic System |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| 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 |
|---|---|
| 5J7157 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
NSN 4820-00-929-5526 is a Valve,bleeder,hydraulic System, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-929-5526 has 1 manufacturer part number on file: 5J7157 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 5J7157: Special Features: STEEL,1.219 IN. LG O/A,THD MALE,1/2-20 UNF RH.THD,0.438 IN. THD LG,HEX WRENCHING FEATURE,0.750 IN. W ACROSS FLATS,0.250 IN. H,0.125 IN. DIA BORE,0.910 IN. DEEP,CONE SHAPED TIP,75 DEG ANGLE IN; Part Name Assigned by Controlling Agency: 637-D SERVO BLEED VALVE; End Item Identification: SCRAPER, ELEV NONO-SECTIONALIZED, 613BSNS; SHIPBOARD MATERIAL HANDLING EQUIPMENT (MHE); SCRAPER (621B); SCRAPER, TRACTOR; SCRAPER TRACTOR, WHEELED; CATERILLAR SCRAPER MODEL 621 SERIES C. 0 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.