AN837-12J — ADAPTER,STRAIGHT,TUBE TO BOSS

✓ Government record, cited

— · HOSE FITTING

PRODUCT OVERVIEW

AN837-12J: ADAPTER,STRAIGHT,TUBE TO BOSS.

The ADAPTER,STRAIGHT,TUBE TO BOSS is a the manufacturer industrial component. Key specifications include material: STEEL COMP 304 OVERALL, flow_angle: 45.0 DEGREES, leg_length: 2.438 INCHES NOMINAL FIRST END IN, seat_angle: 37.0 DEGREES ALL ENDS, thread_class: 3A ALL ENDS A, connection_type: THREADED EXTERNAL TUBE ALL ENDS. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-580-2152, 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

AN837-12J

NSN: 4730-00-580-2152
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 88044 — AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE (USA)

SPECIFICATIONS

material	STEEL COMP 304 OVERALL
flow_angle	45.0 DEGREES
leg_length	2.438 INCHES NOMINAL FIRST END IN
seat_angle	37.0 DEGREES ALL ENDS
thread_class	3A ALL ENDS A
connection_type	THREADED EXTERNAL TUBE ALL ENDS
connection_style	FLARED (TUBE) ALL ENDS
surface_treatment	PASSIVATE OVERALL
nominal_thread_size	1.062 INCHES ALL ENDS IN
end_item_identification	AIRCRAFT APPLICATION
thread_quantity_per_inch	12 ALL ENDS
thread_series_designator	UNIFIED NATIONAL JOINT (UNJ) FIRST END BULKHEAD
NSN	4730-00-580-2152

COMPONENT DIAGRAM

KEY FEATURES

•

FLOW ANGLE: 45.0 DEGREES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE INSIDE

•

CONNECTION STYLE: FLARED (TUBE) ALL ENDS

•

CONNECTION TYPE: THREADED EXTERNAL TUBE ALL ENDS

•

MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL

•

NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.750 INCHES ALL ENDS IN

•

LEG LENGTH: 2.438 INCHES NOMINAL FIRST END IN

TECHNICAL CHARACTERISTICS

FLOW ANGLE	45.0 DEGREES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE INSIDE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-F-14072,E300,TY2 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE
CONNECTION STYLE	FLARED (TUBE) ALL ENDS
CONNECTION TYPE	THREADED EXTERNAL TUBE ALL ENDS
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED	0.750 INCHES ALL ENDS IN
LEG LENGTH	2.438 INCHES NOMINAL FIRST END IN
LEG LENGTH	1.266 INCHES NOMINAL SECOND END IN
NOMINAL THREAD SIZE	1.062 INCHES FIRST END BULKHEAD IN

SUBSTITUTES & CROSS-REFERENCES 3

AS4841Reference document

Same NSN cross-reference

Reference document — Secondary reference

SAE-AS4841Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

AS1040Reference 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 AN837-12J?

AN837-12J is a ADAPTER,STRAIGHT,TUBE TO BOSS.

What parts can replace AN837-12J?

There are 3 known substitutes for AN837-12J: AS4841, SAE-AS4841, AS1040. Substitute compatibility should be verified for your specific system.

What is the NSN for AN837-12J?

AN837-12J is cataloged in the U.S. Government catalog under NSN 4730-00-580-2152. This indicates validated use in U.S. government and defense supply chains.

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AN837-12J — ADAPTER,STRAIGHT,TUBE TO BOSS

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