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DAA7229D121-001 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

DAA7229D121-001: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include overall_height: 1.000 INCHES NOMINAL IN, flange_diameter: 0.668 INCHES MINIMUM AND 0.672 INCHES MAXIMUM IN, special_features: NEXT ASSEMBLY DWG P/N DAA7229A115001, body_outside_diameter: 0.545 INCHES MINIMUM AND 0.548 INCHES MAXIMUM IN, end_item_identification: PACER SPECIAL. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-369-2971, 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
DAA7229D121-001
NSN: 4820-01-369-2971
FSC: 4820 — Valves, Nonpowered
CAGE: 76823 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN IS DIV NORTHROP GRUMMAN AERONAUTICS SYSTEMS (USA)
SPECIFICATIONS
overall_height1.000 INCHES NOMINAL IN
flange_diameter0.668 INCHES MINIMUM AND 0.672 INCHES MAXIMUM IN
special_featuresNEXT ASSEMBLY DWG P/N DAA7229A115001
body_outside_diameter0.545 INCHES MINIMUM AND 0.548 INCHES MAXIMUM IN
end_item_identificationPACER SPECIAL
NSN4820-01-369-2971
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: DAA7229D121-001 · 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
•
FLANGE DIAMETER: 0.668 INCHES MINIMUM AND 0.672 INCHES MAXIMUM IN
•
BODY OUTSIDE DIAMETER: 0.545 INCHES MINIMUM AND 0.548 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
FLANGE DIAMETER0.668 INCHES MINIMUM AND 0.672 INCHES MAXIMUM IN
OVERALL HEIGHT1.000 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER0.545 INCHES MINIMUM AND 0.548 INCHES MAXIMUM IN
SPECIAL FEATURESNEXT ASSEMBLY DWG P/N DAA7229A115001
END ITEM IDENTIFICATIONPACER SPECIAL
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
Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is DAA7229D121-001?
DAA7229D121-001 is a SEAT,VALVE.
What is the NSN for DAA7229D121-001?
DAA7229D121-001 is cataloged in the U.S. Government catalog under NSN 4820-01-369-2971. 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.