307999 — 307999

✓ Government record, cited

Thule · NUT WASHER

PRODUCT OVERVIEW

307999: 307999.

Directly mount the Thule HideAway Awning to camper vans through this exclusively designed adapter. (See Thule direct mount fits below.). Key specifications include material: STEEL COMP 1212 NUT, nut_style: HEXAGON, nut_height: 0.229 INCHES MINIMUM AND 0.249 INCHES MAXIMUM IN, temp_rating: 250.0 FAHRENHEIT NOMINAL DEGF, thread_class: 3B, thread_series: UNIFIED NATIONAL COARSE (UNC).

This part is cataloged in the U.S. Government catalog under NSN 5310-00-207-9341, 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

307999

NSN: 5310-00-207-9341
NIINs: 002079341, 011072702
FSC: 5310 — Nuts and Washers
CAGE: 21193 — MULBERRY LUMBER CO (USA)

SPECIFICATIONS

material	STEEL COMP 1212 NUT
nut_style	HEXAGON
nut_height	0.229 INCHES MINIMUM AND 0.249 INCHES MAXIMUM IN
temp_rating	250.0 FAHRENHEIT NOMINAL DEGF
thread_class	3B
thread_series	UNIFIED NATIONAL COARSE (UNC)
locking_feature	PREVAILING TORQUE WITH NONMETALLIC INSERT
thread_direction	RIGHT-HAND
surface_treatment	CADMIUM OVERALL EXCEPT INSERT
width_across_flats	0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN
nominal_thread_size	0.190 INCHES IN
bearing_surface_type	CHAMFERED
NSN	5310-00-207-9341

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN

•

BEARING SURFACE FINISH: 125.0 MICROINCHES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT

•

THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)

•

TEMP RATING: 250.0 FAHRENHEIT NOMINAL DEGF

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.190 INCHES IN

•

LOCKING FEATURE: PREVAILING TORQUE WITH NONMETALLIC INSERT

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN
BEARING SURFACE FINISH	125.0 MICROINCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT
THREAD SERIES	UNIFIED NATIONAL COARSE (UNC)
TEMP RATING	250.0 FAHRENHEIT NOMINAL DEGF
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.190 INCHES IN
LOCKING FEATURE	PREVAILING TORQUE WITH NONMETALLIC INSERT
NUT HEIGHT	0.229 INCHES MINIMUM AND 0.249 INCHES MAXIMUM IN
SURFACE TREATMENT	CADMIUM OVERALL EXCEPT INSERT

SUBSTITUTES & CROSS-REFERENCES 7

SR4388-2Reference document

Same NSN cross-reference

Reference document — Secondary reference

203-1011P50Reference document

Same NSN cross-reference

Reference document — Secondary reference

W11269-2Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

900490-64Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

66074Reference document

Same NSN cross-reference

Reference document — Secondary reference

969066Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 307999?

307999 is a 307999 manufactured by Thule.

What parts can replace 307999?

There are 7 known substitutes for 307999: SR4388-2, 203-1011P50, W11269-2 and 4 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 307999?

307999 is cataloged in the U.S. Government catalog under NSN 5310-00-207-9341. This indicates validated use in U.S. government and defense supply chains.

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