E-128310 — VALVE,REGULATING,FLUID PRESSURE

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

E-128310: VALVE,REGULATING,FLUID PRESSURE.

VALVE,REGULATING,FLUID PRESSURE. Key specifications include material: IRON ALLOY 660 OVERALL, head_style: FLAT COUNTERSUNK, grip_length: 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN, head_diameter: 0.377 INCHES MINIMUM AND 0.381 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-220-2559, 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

E-128310

NSN: 5305-00-220-2559
NIINs: 002202559, 015002925
FSC: 5305 — Screws
CAGE: 17446 — HUCK INTERNATIONAL, INC (USA)

SPECIFICATIONS

material	IRON ALLOY 660 OVERALL
head_style	FLAT COUNTERSUNK
grip_length	0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN
thread_class	3A A
grip_diameter	0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN
head_diameter	0.377 INCHES MINIMUM AND 0.381 INCHES MAXIMUM IN
thread_length	0.380 INCHES MINIMUM AND 0.447 INCHES MAXIMUM IN
surface_finish	32.0 MICROINCHES GRIP
fastener_length	1.015 INCHES MINIMUM AND 1.062 INCHES MAXIMUM IN
special_features	PRESSURE REDUCTION VALVE FOR UNI-LOADER 1845C
thread_direction	RIGHT-HAND
countersink_angle	100.0 DEGREES NOMINAL
NSN	5305-00-220-2559

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE FINISH: 32.0 MICROINCHES THREADS

•

FASTENER LENGTH: 1.015 INCHES MINIMUM AND 1.062 INCHES MAXIMUM IN

•

THREAD LENGTH: 0.380 INCHES MINIMUM AND 0.447 INCHES MAXIMUM IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

NOMINAL THREAD DIAMETER: 0.190 INCHES IN

•

HEAD STYLE: FLAT COUNTERSUNK

•

THREAD DIRECTION: RIGHT-HAND

TECHNICAL CHARACTERISTICS

SURFACE FINISH	32.0 MICROINCHES THREADS
SURFACE FINISH	32.0 MICROINCHES GRIP
FASTENER LENGTH	1.015 INCHES MINIMUM AND 1.062 INCHES MAXIMUM IN
THREAD LENGTH	0.380 INCHES MINIMUM AND 0.447 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER	0.190 INCHES IN
HEAD STYLE	FLAT COUNTERSUNK
THREAD DIRECTION	RIGHT-HAND
GRIP LENGTH	0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN
GRIP DIAMETER	0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN

SUBSTITUTES & CROSS-REFERENCES 5

54291-3-10Reference document

Same NSN cross-reference

Reference document — Secondary reference

HT123-3-10Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

HT1029A3-10Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

HT3N-10Reference document

Same NSN cross-reference

Reference document — Secondary reference

3M123-3-10Reference document

Same NSN cross-reference

Reference document — Vendor item drawing reference

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 E-128310?

E-128310 is a VALVE,REGULATING,FLUID PRESSURE.

What parts can replace E-128310?

There are 5 known substitutes for E-128310: 54291-3-10, HT123-3-10, HT1029A3-10 and 2 more. Substitute compatibility should be verified for your specific system.

What is the NSN for E-128310?

E-128310 is cataloged in the U.S. Government catalog under NSN 5305-00-220-2559. This indicates validated use in U.S. government and defense supply chains.

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E-128310 — VALVE,REGULATING,FLUID PRESSURE

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