MS21938-5L — BOLT,FLUID PASSAGE

✓ Government record, cited

— · HOSE FITTING

PRODUCT OVERVIEW

MS21938-5L: BOLT,FLUID PASSAGE.

The BOLT,FLUID PASSAGE is a the manufacturer industrial component. Key specifications include material: ALUMINUM, body_style: BODY WRENCHING, overall_length: 2.297 INCHES NOMINAL IN, surface_treatment: ANODIZE, width_across_flats: 0.746 INCHES MINIMUM AND 0.753 INCHES MAXIMUM IN, concentric_hole_depth: 1.715 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-203-9748, 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

MS21938-5L

NSN: 4730-00-203-9748
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)

SPECIFICATIONS

material	ALUMINUM
body_style	BODY WRENCHING
overall_length	2.297 INCHES NOMINAL IN
surface_treatment	ANODIZE
width_across_flats	0.746 INCHES MINIMUM AND 0.753 INCHES MAXIMUM IN
concentric_hole_depth	1.715 INCHES NOMINAL IN
second_end_seat_angle	12.0 DEGREES NOMINAL
first_end_thread_class	3A A
first_end_thread_length	0.351 INCHES NOMINAL IN
second_end_thread_class	3A A
wrenching_feature_style	HEXAGON
concentric_hole_diameter	0.234 INCHES NOMINAL IN
NSN	4730-00-203-9748

COMPONENT DIAGRAM

KEY FEATURES

•

FIRST END THREAD SERIES DESIGNATOR: UNIFIED NATIONAL JOINT FINE (UNJF)

•

WIDTH ACROSS FLATS: 0.746 INCHES MINIMUM AND 0.753 INCHES MAXIMUM IN

•

FIRST END THREAD DIRECTION: RIGHT-HAND

•

SECOND END NOMINAL THREAD SIZE: 0.500 INCHES IN

•

LENGTH FROM BEARING SURFACE OF WRENCHING FEATURE TO END OF FIRST DIAMETER: 0.052 INCHES NOMINAL IN

•

SECOND END THREAD CLASS: 3A A

•

THIRD DIAMETER FROM WRENCHING FEATURE: 0.433 INCHES NOMINAL IN

•

BODY STYLE: BODY WRENCHING

TECHNICAL CHARACTERISTICS

FIRST END THREAD SERIES DESIGNATOR	UNIFIED NATIONAL JOINT FINE (UNJF)
WIDTH ACROSS FLATS	0.746 INCHES MINIMUM AND 0.753 INCHES MAXIMUM IN
FIRST END THREAD DIRECTION	RIGHT-HAND
SECOND END NOMINAL THREAD SIZE	0.500 INCHES IN
LENGTH FROM BEARING SURFACE OF WRENCHING FEATURE TO END OF FIRST DIAMETER	0.052 INCHES NOMINAL IN
SECOND END THREAD CLASS	3A A
THIRD DIAMETER FROM WRENCHING FEATURE	0.433 INCHES NOMINAL IN
BODY STYLE	BODY WRENCHING
FIRST END THREAD CLASS	3A A
FIRST END STYLE DESIGNATOR	PLAIN

OTHER ITEMS IN FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4730-00-000-1895 4730-00-000-4289 4730-00-000-4445 4730-00-000-8373 4730-00-000-8897 4730-00-001-0007 4730-00-001-0008

SUBSTITUTES & CROSS-REFERENCES 2

ER01205Reference document

Same NSN cross-reference

Reference document — Secondary reference

SAE-AS18280Reference document

Same NSN cross-reference

Reference document — Design control — primary 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 MS21938-5L?

MS21938-5L is a BOLT,FLUID PASSAGE.

What parts can replace MS21938-5L?

There are 2 known substitutes for MS21938-5L: ER01205, SAE-AS18280. Substitute compatibility should be verified for your specific system.

What is the NSN for MS21938-5L?

MS21938-5L is cataloged in the U.S. Government catalog under NSN 4730-00-203-9748. This indicates validated use in U.S. government and defense supply chains.

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MS21938-5L — BOLT,FLUID PASSAGE

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