81D5331-1 — SHELL SUBASSEMBLY,FLYING HELMET,

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

81D5331-1: SHELL SUBASSEMBLY,FLYING HELMET,.

SHELL SUBASSEMBLY,FLYING HELMET,. Key specifications include special_features: SHELL IS A RIGID MATERIAL MADE OFPRESSURE MOLDED LAMINATED GLASS CLOTH; SIZE MEDIUM; WEIGHT 2.350 LBS LBS, end_item_identification: HGU-55/P HELMET, part_name_assigned_by_controlling_agency: SHELL SUBASSEMBLY, FLYING HELMET, ANTI-G, ANTIEXPOSURE AND PRESSURE SUIT TYPE. This part is cataloged in the U.S.

Government catalog under NSN 8475-01-142-7971, 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

81D5331-1

NSN: 8475-01-142-7971
FSC: 8475 — Specialized Flight Clothing and Accessories
CAGE: 72724 — GENTEX CORP (USA)

SPECIFICATIONS

special_features	SHELL IS A RIGID MATERIAL MADE OFPRESSURE MOLDED LAMINATED GLASS CLOTH; SIZE MEDIUM; WEIGHT 2.350 LBS LBS
end_item_identification	HGU-55/P HELMET
part_name_assigned_by_controlling_agency	SHELL SUBASSEMBLY, FLYING HELMET, ANTI-G, ANTIEXPOSURE AND PRESSURE SUIT TYPE
NSN	8475-01-142-7971

COMPONENT DIAGRAM

TECHNICAL CHARACTERISTICS

SPECIAL FEATURES	SHELL IS A RIGID MATERIAL MADE OFPRESSURE MOLDED LAMINATED GLASS CLOTH; SIZE MEDIUM; WEIGHT 2.350 LBS LBS
PART NAME ASSIGNED BY CONTROLLING AGENCY	SHELL SUBASSEMBLY, FLYING HELMET, ANTI-G, ANTIEXPOSURE AND PRESSURE SUIT TYPE
END ITEM IDENTIFICATION	HGU-55/P HELMET

SUBSTITUTES & CROSS-REFERENCES 2

T.O.14P3-4-151SECTION7-1 INDEX 3Reference document

Same NSN cross-reference

Reference document — Secondary reference

D6748-1Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Demilitarization required — mutilation

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FREQUENTLY ASKED QUESTIONS

What is 81D5331-1?

81D5331-1 is a SHELL SUBASSEMBLY,FLYING HELMET,.

What parts can replace 81D5331-1?

There are 2 known substitutes for 81D5331-1: T.O.14P3-4-151SECTION7-1 INDEX 3, D6748-1. Substitute compatibility should be verified for your specific system.

What is the NSN for 81D5331-1?

81D5331-1 is cataloged in the U.S. Government catalog under NSN 8475-01-142-7971. This indicates validated use in U.S. government and defense supply chains.

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81D5331-1 — SHELL SUBASSEMBLY,FLYING HELMET,

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