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51D74 — PLUNGER,QUICK RELEASE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

51D74: PLUNGER,QUICK RELEASE.

The PLUNGER,QUICK RELEASE is a the manufacturer industrial component. Key specifications include shape: ROUND, thread_length: 0.313 INCHES NOMINAL IN, overall_length: 0.336 INCHES NOMINAL IN, nominal_thread_size: 0.138 INCHES IN, thread_quantity_per_inch: 40, thread_series_designator: UNF. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-043-6638, 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
51D74
NSN: 5340-01-043-6638
FSC: 5340 — Hardware, Commercial
CAGE: 59364 — HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL DIV AEROSPACE - TEMPE (WEST WARNER ROAD) (USA)
SPECIFICATIONS
shapeROUND
thread_length0.313 INCHES NOMINAL IN
overall_length0.336 INCHES NOMINAL IN
nominal_thread_size0.138 INCHES IN
thread_quantity_per_inch40
thread_series_designatorUNF
NSN5340-01-043-6638
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 51D74 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: 0.313 INCHES NOMINAL IN
•
SHAPE: ROUND
•
NOMINAL THREAD SIZE: 0.138 INCHES IN
•
THREAD QUANTITY PER INCH: 40
•
THREAD SERIES DESIGNATOR: UNF
TECHNICAL CHARACTERISTICS
THREAD LENGTH0.313 INCHES NOMINAL IN
SHAPEROUND
OVERALL LENGTH0.336 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.138 INCHES IN
THREAD QUANTITY PER INCH40
THREAD SERIES DESIGNATORUNF
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

No substitute or cross-reference records for this part.

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 51D74?
51D74 is a PLUNGER,QUICK RELEASE.
What is the NSN for 51D74?
51D74 is cataloged in the U.S. Government catalog under NSN 5340-01-043-6638. This indicates validated use in U.S. government and defense supply chains.
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