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13251637 — VALVE ASSEMBLY,PURG

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

13251637: VALVE ASSEMBLY,PURG.

The VALVE ASSEMBLY,PURG is a the manufacturer industrial component. Key specifications include end_item_identification: 5855-01-245-8689, general_characteristics_item_description: ASSY CONSISTS OF SHLD,RELIEF VALVE 1;VALVE,RELIEF 1. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-287-2146, 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
13251637
NSN: 4820-01-287-2146
FSC: 4820 — Valves, Nonpowered
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
end_item_identification5855-01-245-8689
general_characteristics_item_descriptionASSY CONSISTS OF SHLD,RELIEF VALVE 1;VALVE,RELIEF 1
NSN4820-01-287-2146
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 13251637 · 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
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: ASSY CONSISTS OF SHLD,RELIEF VALVE 1;VALVE,RELIEF 1
•
TEST DATA DOCUMENT: 18876-13251637 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONASSY CONSISTS OF SHLD,RELIEF VALVE 1;VALVE,RELIEF 1
TEST DATA DOCUMENT18876-13251637 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
END ITEM IDENTIFICATION5855-01-245-8689
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 1
10055024Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 13251637?
13251637 is a VALVE ASSEMBLY,PURG.
What parts can replace 13251637?
There is 1 known substitute for 13251637: 10055024. Substitute compatibility should be verified for your specific system.
What is the NSN for 13251637?
13251637 is cataloged in the U.S. Government catalog under NSN 4820-01-287-2146. 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.