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67B53988 — PLUNGER,QUICK RELEASE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

67B53988: PLUNGER,QUICK RELEASE.

The PLUNGER,QUICK RELEASE is a the manufacturer industrial component. Key specifications include shape: ROUND, thread_length: 0.437 INCHES NOMINAL IN, overall_length: 0.052 INCHES NOMINAL IN, end_pressure_rating: 4.750 POUNDS NOMINAL LBS, nominal_thread_size: 0.164 INCHES IN, thread_quantity_per_inch: 36. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-221-0337, 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
67B53988
NSN: 5340-00-221-0337
FSC: 5340 — Hardware, Commercial
CAGE: 07868 — SPACE AND MISSILE SYSTEMS ORGANIZATION DBA SPACE AND MISSILE SYSTEMS (USA)
SPECIFICATIONS
shapeROUND
thread_length0.437 INCHES NOMINAL IN
overall_length0.052 INCHES NOMINAL IN
end_pressure_rating4.750 POUNDS NOMINAL LBS
nominal_thread_size0.164 INCHES IN
thread_quantity_per_inch36
thread_series_designatorUNF
NSN5340-00-221-0337
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 67B53988 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
•
THREAD LENGTH: 0.437 INCHES NOMINAL IN
•
SHAPE: ROUND
•
NOMINAL THREAD SIZE: 0.164 INCHES IN
•
THREAD QUANTITY PER INCH: 36
•
THREAD SERIES DESIGNATOR: UNF
•
END PRESSURE RATING: 4.750 POUNDS NOMINAL LBS
TECHNICAL CHARACTERISTICS
THREAD LENGTH0.437 INCHES NOMINAL IN
SHAPEROUND
OVERALL LENGTH0.052 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.164 INCHES IN
THREAD QUANTITY PER INCH36
THREAD SERIES DESIGNATORUNF
END PRESSURE RATING4.750 POUNDS NOMINAL LBS
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES 5
NK1-NSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
NK-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
NM-50Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
791724-1Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
10117302Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 67B53988?
67B53988 is a PLUNGER,QUICK RELEASE.
What parts can replace 67B53988?
There are 5 known substitutes for 67B53988: NK1-N, NK-1, NM-50 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 67B53988?
67B53988 is cataloged in the U.S. Government catalog under NSN 5340-00-221-0337. This indicates validated use in U.S. government and defense supply chains.
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