AN821-12D — ADAPTER,STRAIGHT,TUBE TO BOSS

✓ Government record, cited

— · HOSE FITTING

PRODUCT OVERVIEW

AN821-12D: ADAPTER,STRAIGHT,TUBE TO BOSS.

The ADAPTER,STRAIGHT,TUBE TO BOSS is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2014 OR ALUMINUM ALLOY 2024 OVERALL, flow_angle: 90.0 DEGREES, leg_length: 1.656 INCHES NOMINAL ALL ENDS 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 4730-00-194-1045, 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

AN821-12D

NSN: 4730-00-194-1045
NIINs: 001941045, 007203961
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 88044 — AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE (USA)

SPECIFICATIONS

material	ALUMINUM ALLOY 2014 OR ALUMINUM ALLOY 2024 OVERALL
flow_angle	90.0 DEGREES
leg_length	1.656 INCHES NOMINAL ALL ENDS 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	ANODIZE OVERALL
operating_pressure	3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_thread_size	1.062 INCHES ALL ENDS IN
maximum_operating_temp	-65.0 FAHRENHEIT SECOND RESPONSE DEGF
media_for_which_designed	OXYGEN, GASEOUS SECOND RESPONSE
NSN	4730-00-194-1045

COMPONENT DIAGRAM

KEY FEATURES

•

FLOW ANGLE: 90.0 DEGREES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE

•

CONNECTION STYLE: FLARED (TUBE) ALL ENDS

•

CONNECTION TYPE: THREADED EXTERNAL TUBE ALL ENDS

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-200/9 FED SPEC SINGLE MATERIAL RESPONSE OVERALL

•

NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.750 INCHES ALL ENDS IN

•

LEG LENGTH: 1.656 INCHES NOMINAL ALL ENDS IN

TECHNICAL CHARACTERISTICS

FLOW ANGLE	90.0 DEGREES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE INSIDE
CONNECTION STYLE	FLARED (TUBE) ALL ENDS
CONNECTION TYPE	THREADED EXTERNAL TUBE ALL ENDS
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-A-200/9 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED	0.750 INCHES ALL ENDS IN
LEG LENGTH	1.656 INCHES NOMINAL ALL ENDS IN
NOMINAL THREAD SIZE	1.062 INCHES ALL ENDS IN
SEAT ANGLE	37.0 DEGREES ALL ENDS

SUBSTITUTES & CROSS-REFERENCES 1

MIL-F-5509Reference document

Same NSN cross-reference

Reference document — Identification reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is AN821-12D?

AN821-12D is a ADAPTER,STRAIGHT,TUBE TO BOSS.

What parts can replace AN821-12D?

There is 1 known substitute for AN821-12D: MIL-F-5509. Substitute compatibility should be verified for your specific system.

What is the NSN for AN821-12D?

AN821-12D is cataloged in the U.S. Government catalog under NSN 4730-00-194-1045. This indicates validated use in U.S. government and defense supply chains.

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AN821-12D — ADAPTER,STRAIGHT,TUBE TO BOSS

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