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303872 — HINGE PIVOT PIN DETENT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

303872: HINGE PIVOT PIN DETENT.

The HINGE PIVOT PIN DETENT is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: HEXAGON, nut_height: 0.180 INCHES MINIMUM AND 0.195 INCHES MAXIMUM IN, thread_class: 2B, thread_series: UNF, hardness_rating: 95.0 ROCKWELL B MINIMUM AND 32.0 ROCKWELL C MAXIMUM. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-853-9335, 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
303872
NSN: 5310-00-853-9335
NIINs: 008539335, 016543914
FSC: 5310 — Nuts and Washers
CAGE: H0G87 — WIBA ZEVENAAR B.V. (NLD)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleHEXAGON
nut_height0.180 INCHES MINIMUM AND 0.195 INCHES MAXIMUM IN
thread_class2B
thread_seriesUNF
hardness_rating95.0 ROCKWELL B MINIMUM AND 32.0 ROCKWELL C MAXIMUM
thread_directionRIGHT-HAND
surface_treatmentCADMIUM AND CHROMATE OVERALL
width_across_flats0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
nominal_thread_size0.312 INCHES IN
bearing_surface_typeCHAMFERED OR WASHER FACED
end_item_identificationA4 BRADLEY FIGHTING VEHICLE; A3 BRADLEY FIGHTING VEHICLE; LOGISTICS SUPPORT VESSEL
NSN5310-00-853-9335
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 303872 · 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
•
WIDTH ACROSS FLATS: 0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD SERIES: UNF
•
HARDNESS RATING: 95.0 ROCKWELL B MINIMUM AND 32.0 ROCKWELL C MAXIMUM
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.312 INCHES IN
•
NONDEFINITIVE SPEC/STD DATA: 2 TYPE AND 5 STYLE AND B GRADE
•
NUT HEIGHT: 0.180 INCHES MINIMUM AND 0.195 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIESUNF
HARDNESS RATING95.0 ROCKWELL B MINIMUM AND 32.0 ROCKWELL C MAXIMUM
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.312 INCHES IN
NONDEFINITIVE SPEC/STD DATA2 TYPE AND 5 STYLE AND B GRADE
NUT HEIGHT0.180 INCHES MINIMUM AND 0.195 INCHES MAXIMUM IN
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
NUT STYLEHEXAGON
SUBSTITUTES & CROSS-REFERENCES 8
P49903-16Reference document
Same NSN cross-reference
Reference document — Secondary reference
0251294Reference document
Same NSN cross-reference
Reference document — Secondary reference
122193Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
124920Reference document
Same NSN cross-reference
Reference document — Secondary reference
522417Reference document
Same NSN cross-reference
Reference document — Secondary reference
MS35691-13Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 303872?
303872 is a HINGE PIVOT PIN DETENT.
What parts can replace 303872?
There are 8 known substitutes for 303872: P49903-16, 0251294, 122193 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 303872?
303872 is cataloged in the U.S. Government catalog under NSN 5310-00-853-9335. This indicates validated use in U.S. government and defense supply chains.
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