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8002(1251) — VALVE,SAFETY RELIEF

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

8002(1251): VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: BRONZE BODY, valve_size: 0.250 INCHES IN, connection_type: UNTHREADED INTERNAL PIPE ALL ENDS, connection_style: SOCKET ALL ENDS, style_designator: ANGLE, valve_operation_method: AUTOMATIC OR MANUAL. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-551-6566, 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
8002(1251)
NSN: 4820-01-551-6566
FSC: 4820 — Valves, Nonpowered
CAGE: 01343 — ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY (USA)
SPECIFICATIONS
materialBRONZE BODY
valve_size0.250 INCHES IN
connection_typeUNTHREADED INTERNAL PIPE ALL ENDS
connection_styleSOCKET ALL ENDS
style_designatorANGLE
valve_operation_methodAUTOMATIC OR MANUAL
end_item_identificationCVN REACTOR BOUNDRY AREA
NSN4820-01-551-6566
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 8002(1251) · 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
•
CONNECTION STYLE: SOCKET ALL ENDS
•
CONNECTION TYPE: UNTHREADED INTERNAL PIPE ALL ENDS
•
STYLE DESIGNATOR: ANGLE
•
VALVE SIZE: 0.250 INCHES IN
•
MATERIAL: BRONZE BODY
•
VALVE OPERATION METHOD: AUTOMATIC OR MANUAL
TECHNICAL CHARACTERISTICS
CONNECTION STYLESOCKET ALL ENDS
CONNECTION TYPEUNTHREADED INTERNAL PIPE ALL ENDS
STYLE DESIGNATORANGLE
VALVE SIZE0.250 INCHES IN
END ITEM IDENTIFICATIONCVN REACTOR BOUNDRY AREA
MATERIALBRONZE BODY
VALVE OPERATION METHODAUTOMATIC OR MANUAL
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
1251Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 8002(1251)?
8002(1251) is a VALVE,SAFETY RELIEF.
What parts can replace 8002(1251)?
There is 1 known substitute for 8002(1251): 1251. Substitute compatibility should be verified for your specific system.
What is the NSN for 8002(1251)?
8002(1251) is cataloged in the U.S. Government catalog under NSN 4820-01-551-6566. 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.