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A25698 — BOLT,FLUID PASSAGE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

A25698: BOLT,FLUID PASSAGE.

The BOLT,FLUID PASSAGE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY K-500 OVERALL, head_height: 0.306 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 0.628 INCHES MAXIMUM IN, fastener_length: 0.628 INCHES NOMINAL IN, locking_feature: PELLET THREADS. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-657-6785, 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
A25698
NSN: 4730-00-657-6785
NIINs: 006576785, 007866501
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 16004 — DAVEY COMPRESSOR CO DIV OF KECO INDUSTRIES INC (USA)
SPECIFICATIONS
materialNICKEL ALLOY K-500 OVERALL
head_height0.306 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
thread_class2A A
thread_length0.628 INCHES MAXIMUM IN
fastener_length0.628 INCHES NOMINAL IN
locking_featurePELLET THREADS
special_featuresLOCKING ELEMENT TO MEET REQUIREMENTS OF MIL-F-18240
thread_directionRIGHT-HAND
width_across_flats0.250 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN
width_between_flats0.457 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN
internal_drive_styleHEXAGON
nominal_thread_diameter0.312 INCHES IN
NSN4730-00-657-6785
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: A25698 · 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
•
WIDTH ACROSS FLATS: 0.490 INCHES NOMINAL IN
•
FIRST END THREAD DIRECTION: RIGHT-HAND
•
LENGTH FROM BEARING SURFACE OF WRENCHING FEATURE TO END OF FIRST DIAMETER: 0.725 INCHES NOMINAL IN
•
BODY STYLE: PLAIN
•
FIRST END THREAD CLASS: 2A A
•
FIRST END THREAD QUANTITY PER INCH: 18
•
FIRST END STYLE DESIGNATOR: PLAIN
TECHNICAL CHARACTERISTICS
FIRST END THREAD SERIES DESIGNATORUNF
WIDTH ACROSS FLATS0.490 INCHES NOMINAL IN
FIRST END THREAD DIRECTIONRIGHT-HAND
LENGTH FROM BEARING SURFACE OF WRENCHING FEATURE TO END OF FIRST DIAMETER0.725 INCHES NOMINAL IN
BODY STYLEPLAIN
FIRST END THREAD CLASS2A A
FIRST END THREAD QUANTITY PER INCH18
FIRST END STYLE DESIGNATORPLAIN
CONCENTRIC HOLE DEPTH1.600 INCHES NOMINAL IN
WRENCHING FEATURE HEIGHT0.257 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
25698Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A25698?
A25698 is a BOLT,FLUID PASSAGE.
What parts can replace A25698?
There is 1 known substitute for A25698: 25698. Substitute compatibility should be verified for your specific system.
What is the NSN for A25698?
A25698 is cataloged in the U.S. Government catalog under NSN 4730-00-657-6785. This indicates validated use in U.S. government and defense supply chains.
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