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7373778 — ACTUATOR,HYDRAULIC-PNEUMATIC,ROT

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

7373778: ACTUATOR,HYDRAULIC-PNEUMATIC,ROT.

ACTUATOR,HYDRAULIC-PNEUMATIC,ROT. Key specifications include material: STEEL COMP 1020, body_style: RELIEVED, head_diameter: 1.125 INCHES NOMINAL IN, overall_length: 4.750 INCHES NOMINAL IN, hardness_rating: 58.0 ROCKWELL C MAXIMUM, first_end_seat_angle: 12.0 DEGREES NOMINAL. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-737-3778, 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
7373778
NSN: 4730-00-737-3778
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL COMP 1020
body_styleRELIEVED
head_diameter1.125 INCHES NOMINAL IN
overall_length4.750 INCHES NOMINAL IN
hardness_rating58.0 ROCKWELL C MAXIMUM
first_end_seat_angle12.0 DEGREES NOMINAL
concentric_hole_depth1.625 INCHES NOMINAL IN
second_end_seat_angle12.0 DEGREES NOMINAL
first_end_thread_class2A A
first_end_thread_length1.000 INCHES NOMINAL IN
second_end_thread_class2B
wrenching_feature_styleDEE
NSN4730-00-737-3778
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 7373778 · OEM ⚠ VERIFY BEFORE ORDERING NPT ≠ BSPT — tapered threads look identical but are NOT interchangeable. Wrong thread = leak. JIC (37°) ≠ AN (37°) ≠ SAE 45° — flare angles must match exactly. Measure thread pitch with gauge — visual identification is unreliable ✓ BROKER TIP Always use thread sealant (PTFE tape or pipe compound) on tapered threads (NPT/BSPT). JIC/AN flare fittings seal metal-to-metal — never use tape on flare connections PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
FIRST END THREAD SERIES DESIGNATOR: UNF
•
FIRST END THREAD DIRECTION: RIGHT-HAND
•
SECOND END THREAD QUANTITY PER INCH: 28
•
SECOND END NOMINAL THREAD SIZE: 0.250 INCHES IN
•
LENGTH FROM BEARING SURFACE OF WRENCHING FEATURE TO END OF FIRST DIAMETER: 0.094 INCHES NOMINAL IN
•
SECOND END THREAD CLASS: 2B
•
THIRD DIAMETER FROM WRENCHING FEATURE: 0.735 INCHES NOMINAL IN
•
BODY STYLE: RELIEVED
TECHNICAL CHARACTERISTICS
FIRST END THREAD SERIES DESIGNATORUNF
FIRST END THREAD DIRECTIONRIGHT-HAND
SECOND END THREAD QUANTITY PER INCH28
SECOND END NOMINAL THREAD SIZE0.250 INCHES IN
LENGTH FROM BEARING SURFACE OF WRENCHING FEATURE TO END OF FIRST DIAMETER0.094 INCHES NOMINAL IN
SECOND END THREAD CLASS2B
THIRD DIAMETER FROM WRENCHING FEATURE0.735 INCHES NOMINAL IN
BODY STYLERELIEVED
DISTANCE FROM CENTERLINE TO FLAT0.442 INCHES NOMINAL IN
FIRST END THREAD CLASS2A A
SUBSTITUTES & CROSS-REFERENCES 1
1268322Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 7373778?
7373778 is a ACTUATOR,HYDRAULIC-PNEUMATIC,ROT.
What parts can replace 7373778?
There is 1 known substitute for 7373778: 1268322. Substitute compatibility should be verified for your specific system.
What is the NSN for 7373778?
7373778 is cataloged in the U.S. Government catalog under NSN 4730-00-737-3778. This indicates validated use in U.S. government and defense supply chains.
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