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103391 — BLADDER,FLOTATION

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

103391: BLADDER,FLOTATION.

The BLADDER,FLOTATION is a the manufacturer industrial component. Key specifications include material: RUBBER, usage_design: FLOATATION VEST, end_item_identification: VEST-AEGIR 59 AND FATSO (VSWR-BSH000588), part_name_assigned_by_controlling_agency: BLADDER FLOATATION. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-010-3391, 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
103391
NSN: 5315-00-010-3391
NIINs: 000103391, 015130967, 016910347
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 24617 — GENERAL MOTORS CORP (USA)
SPECIFICATIONS
materialRUBBER
usage_designFLOATATION VEST
end_item_identificationVEST-AEGIR 59 AND FATSO (VSWR-BSH000588)
part_name_assigned_by_controlling_agencyBLADDER FLOATATION
NSN5315-00-010-3391
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 103391 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
STYLE DESIGNATOR: STANDARD
•
DIAMETER: 0.125 INCHES NOMINAL IN
•
NONDEFINITIVE SPEC/STD DATA: B TYPE
•
UNDERLOOP LENGTH: 2.500 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSTANDARD
DIAMETER0.125 INCHES NOMINAL IN
NONDEFINITIVE SPEC/STD DATAB TYPE
UNDERLOOP LENGTH2.500 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 7
1750HReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
42143SReference document
Same NSN cross-reference
Reference document — Secondary reference
X4-415Reference document
Same NSN cross-reference
Reference document — Secondary reference
12218R1Reference document
Same NSN cross-reference
Reference document — Secondary reference
DX212BReference document
Same NSN cross-reference
Reference document — Secondary reference
S15X24Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 103391?
103391 is a BLADDER,FLOTATION.
What parts can replace 103391?
There are 7 known substitutes for 103391: 1750H, 42143S, X4-415 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 103391?
103391 is cataloged in the U.S. Government catalog under NSN 5315-00-010-3391. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.