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157B6921 — VALVE,REGULATING,FLUID PRESSURE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

157B6921: VALVE,REGULATING,FLUID PRESSURE.

VALVE,REGULATING,FLUID PRESSURE. Key specifications include mounting_facility: BOLTS, end_item_identification: 3805-66-148-7692 INTERIM HIGH MOBILITY EXCAVATING EQUIPMENT, part_name_assigned_by_controlling_agency: OUTLET SECTION. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-530-3281, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
157B6921
NSN: 4820-01-530-3281
FSC: 4820 — Valves, Nonpowered
CAGE: 24976 — DANFOSS INC (USA)
SPECIFICATIONS
mounting_facilityBOLTS
end_item_identification3805-66-148-7692 INTERIM HIGH MOBILITY EXCAVATING EQUIPMENT
part_name_assigned_by_controlling_agencyOUTLET SECTION
NSN4820-01-530-3281
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 157B6921 · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
MOUNTING FACILITY: BOLTS
TECHNICAL CHARACTERISTICS
MOUNTING FACILITYBOLTS
PART NAME ASSIGNED BY CONTROLLING AGENCYOUTLET SECTION
END ITEM IDENTIFICATION3805-66-148-7692 INTERIM HIGH MOBILITY EXCAVATING EQUIPMENT
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 157B6921?
157B6921 is a VALVE,REGULATING,FLUID PRESSURE.
What is the NSN for 157B6921?
157B6921 is cataloged in the U.S. Government catalog under NSN 4820-01-530-3281. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.