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157B2020 — BODY SECTION,WORKING,LINEAR DIRE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

157B2020: BODY SECTION,WORKING,LINEAR DIRE.

BODY SECTION,WORKING,LINEAR DIRE. Key specifications include special_features: NAME PLATE AND DRIVE SCREW INCLUDED (SPARE PART) ONLY TO BE USED BY CHANGE OF SPECIFICATION, end_item_identification: MRAP BUFFALO MK2A2, part_name_assigned_by_controlling_agency: PVS, END PLATE. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-628-3945, 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
157B2020
NSN: 4820-01-628-3945
FSC: 4820 — Valves, Nonpowered
CAGE: 24976 — DANFOSS INC (USA)
SPECIFICATIONS
special_featuresNAME PLATE AND DRIVE SCREW INCLUDED (SPARE PART) ONLY TO BE USED BY CHANGE OF SPECIFICATION
end_item_identificationMRAP BUFFALO MK2A2
part_name_assigned_by_controlling_agencyPVS, END PLATE
NSN4820-01-628-3945
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 157B2020 · 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESNAME PLATE AND DRIVE SCREW INCLUDED (SPARE PART) ONLY TO BE USED BY CHANGE OF SPECIFICATION
PART NAME ASSIGNED BY CONTROLLING AGENCYPVS, END PLATE
END ITEM IDENTIFICATIONMRAP BUFFALO MK2A2
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 157B2020?
157B2020 is a BODY SECTION,WORKING,LINEAR DIRE.
What is the NSN for 157B2020?
157B2020 is cataloged in the U.S. Government catalog under NSN 4820-01-628-3945. 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.