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307112 — COUPLING HALF,QUICK DISCONNECT

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

307112: COUPLING HALF,QUICK DISCONNECT.

The COUPLING HALF,QUICK DISCONNECT is a the manufacturer industrial component. Key specifications include end_item_identification: AN/ALM-170 MEMORY UNIT DISK, general_characteristics_item_description: ASM,FLEXIBLE DISC. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-550-9825, 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
307112
NSN: 5306-00-550-9825
NIINs: 005509825, 007669028, 010735179
FSC: 5306 — Bolts
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
end_item_identificationAN/ALM-170 MEMORY UNIT DISK
general_characteristics_item_descriptionASM,FLEXIBLE DISC
NSN5306-00-550-9825
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 307112 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
SURFACE FINISH: 32.0 MICROINCHES THREADS
•
EXTENDED WASHER THICKNESS: 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.320 INCHES MINIMUM AND 0.340 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
•
EXTENDED WASHER DIAMETER: 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
•
HOLE CONFIGURATION STYLE: ROUND
TECHNICAL CHARACTERISTICS
SURFACE FINISH32.0 MICROINCHES THREADS
SURFACE FINISH63.0 MICROINCHES BEARING SURFACE OF HEAD
EXTENDED WASHER THICKNESS0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN
HEAD HEIGHT0.320 INCHES MINIMUM AND 0.340 INCHES MAXIMUM IN
FASTENER LENGTH0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
EXTENDED WASHER DIAMETER0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN
THREAD LENGTH0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
HOLE CONFIGURATION STYLEROUND
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5735 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 307112?
307112 is a COUPLING HALF,QUICK DISCONNECT.
What is the NSN for 307112?
307112 is cataloged in the U.S. Government catalog under NSN 5306-00-550-9825. 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.