81-004-03 — SLEEVE,CLINCH,TUBE FITTING

✓ Government record, cited

— · HOSE FITTING

PRODUCT OVERVIEW

81-004-03: SLEEVE,CLINCH,TUBE FITTING.

The SLEEVE,CLINCH,TUBE FITTING is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, overall_length: 0.363 INCHES NOMINAL IN, style_designator: FLARELESS, seat_angle_in_deg: 40.0, casehardening_indicator: NOT CASEHARDENED, flange_outside_diameter: 0.367 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-131-4954, 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

81-004-03

NSN: 4730-01-131-4954
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 28968 — CIRCOR INSTRUMENTATION TECHNOLOGIES, INC. DBA HOKE GYROLOK (USA)

SPECIFICATIONS

material	NICKEL ALLOY
overall_length	0.363 INCHES NOMINAL IN
style_designator	FLARELESS
seat_angle_in_deg	40.0
casehardening_indicator	NOT CASEHARDENED
flange_outside_diameter	0.367 INCHES NOMINAL IN
sleeve_outside_diameter	0.312 INCHES NOMINAL IN
hose/tube_outside_diameter_for_which_designed	0.250 INCHES NOMINAL IN
NSN	4730-01-131-4954

COMPONENT DIAGRAM

KEY FEATURES

•

SEAT ANGLE IN DEG: 40.0

•

STYLE DESIGNATOR: FLARELESS

•

SLEEVE OUTSIDE DIAMETER: 0.312 INCHES NOMINAL IN

•

CASEHARDENING INDICATOR: NOT CASEHARDENED

•

MATERIAL: NICKEL ALLOY

•

FLANGE OUTSIDE DIAMETER: 0.367 INCHES NOMINAL IN

•

HOSE/TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED: 0.250 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

SEAT ANGLE IN DEG	40.0
STYLE DESIGNATOR	FLARELESS
OVERALL LENGTH	0.363 INCHES NOMINAL IN
SLEEVE OUTSIDE DIAMETER	0.312 INCHES NOMINAL IN
CASEHARDENING INDICATOR	NOT CASEHARDENED
MATERIAL	NICKEL ALLOY
FLANGE OUTSIDE DIAMETER	0.367 INCHES NOMINAL IN
HOSE/TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED	0.250 INCHES NOMINAL IN

SUBSTITUTES & CROSS-REFERENCES 3

10207-1 ITEM 11Reference document

Same NSN cross-reference

Reference document — Secondary reference

M3170-2109 PC NO. 16Reference document

Same NSN cross-reference

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

4TU-MReference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 81-004-03?

81-004-03 is a SLEEVE,CLINCH,TUBE FITTING.

What parts can replace 81-004-03?

There are 3 known substitutes for 81-004-03: 10207-1 ITEM 11, M3170-2109 PC NO. 16, 4TU-M. Substitute compatibility should be verified for your specific system.

What is the NSN for 81-004-03?

81-004-03 is cataloged in the U.S. Government catalog under NSN 4730-01-131-4954. This indicates validated use in U.S. government and defense supply chains.

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81-004-03 — SLEEVE,CLINCH,TUBE FITTING

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