PartsTable
Technical Data Sheet
Download PDF

202721 — ADAPTER ASSEMBLY,VALVE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

202721: ADAPTER ASSEMBLY,VALVE.

The ADAPTER ASSEMBLY,VALVE is a the manufacturer industrial component. Key specifications include special_features: A8A AND A81 SERIES REGULATOR VALVES, end_item_identification: STRATEGIC SEALIFT CONVERSION SHIPS CLASS, general_characteristics_item_description: PIECES 11,12,13,14,19,20. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-029-0022, 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
202721
NSN: 5340-00-029-0022
NIINs: 000290022, 003086060, 007006893, 014355911
FSC: 5340 — Hardware, Commercial
CAGE: 58275 — SASCO INC CANADIAN DIV
SPECIFICATIONS
special_featuresA8A AND A81 SERIES REGULATOR VALVES
end_item_identificationSTRATEGIC SEALIFT CONVERSION SHIPS CLASS
general_characteristics_item_descriptionPIECES 11,12,13,14,19,20
NSN5340-00-029-0022
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 202721 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
FIRST STEP DIAMETER: 0.7800 INCHES NOMINAL IN
•
END DIAMETER: 0.6100 INCHES NOMINAL IN
•
DISTANCE FROM END TO FIRST STEP: 0.1250 INCHES MINIMUM AND 0.1450 INCHES MAXIMUM IN
•
DESIGN TYPE: SOLID
•
STYLE DESIGNATOR: SEAT
•
SURFACE TREATMENT: ZINC
•
BORE DIAMETER: 0.0900 INCHES MINIMUM AND 0.1000 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.1730 INCHES MINIMUM AND 0.1930 INCHES MAXIMUM IN
FIRST STEP DIAMETER0.7800 INCHES NOMINAL IN
END DIAMETER0.6100 INCHES NOMINAL IN
DISTANCE FROM END TO FIRST STEP0.1250 INCHES MINIMUM AND 0.1450 INCHES MAXIMUM IN
DESIGN TYPESOLID
STYLE DESIGNATORSEAT
SURFACE TREATMENTZINC
BORE DIAMETER0.0900 INCHES MINIMUM AND 0.1000 INCHES MAXIMUM IN
MATERIALSTEEL
SUBSTITUTES & CROSS-REFERENCES 8
A14197Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
89259Reference document
Same NSN cross-reference
Reference document — Secondary reference
23969Reference document
Same NSN cross-reference
Reference document — Secondary reference
38016Reference document
Same NSN cross-reference
Reference document — Secondary reference
6H2066Reference document
Same NSN cross-reference
Reference document — Secondary reference
TID19895Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
Ready to buy 202721?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 202721?
202721 is a ADAPTER ASSEMBLY,VALVE.
What parts can replace 202721?
There are 8 known substitutes for 202721: A14197, 89259, 23969 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 202721?
202721 is cataloged in the U.S. Government catalog under NSN 5340-00-029-0022. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 202721